- Basic
- Mass and Weight
- Distance and Length
- Capacity and Volume
- Area
- Speed
- Temperature
- Ancient and Historical
- Historical Weight
- Historical Length
- Historical Volume
- Historical Area
- Special
- Fuel Economy
- Cooking
- Food Price
- Weight to Volume
- Fractions and Percent
- Currency Rates
- Shoe Sizes
- Engineering
- Time
- Acceleration
- Density
- Stress and Pressure
- Energy and Work
- Power
- Force
- Circular measure
- Angular velocity
- Torque
- Temperature increment
- Flow rate by volume
- Flow rate by mass
- Illuminance
- Radiation
- Radioactivity
- Computer
- Computer storage
- Data transfer rate
- Don't know?
- List of all supported units
- Metric conversion
- Imperial vs US Customary
- History of measurementnew

**Conversion questions?**

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## The Complete List of Measurement Units Supported

## #

'
(minute)

Common Units, Circular measure

''
(second)

Common Units, Circular measure

%
(slope percent)

Slope (grade) units, Circular measure

%
(percent)

Percentages and Parts, Franctions and Percent

‰
(slope permille)

Slope (grade) units, Circular measure

‰
(permille)

Percentages and Parts, Franctions and Percent

1
(unit)

Quantity Units, Franctions and Percent

1/10
(one tenth)

Fractions, Franctions and Percent

1/2
(half)

Fractions, Franctions and Percent

1/3
(one third)

Fractions, Franctions and Percent

1/4
(one forth)

Fractions, Franctions and Percent

1/5
(one fifth)

Fractions, Franctions and Percent

1/6
(one sixth)

Fractions, Franctions and Percent

1/7
(one seventh)

Fractions, Franctions and Percent

1/8
(one eights)

Fractions, Franctions and Percent

1/9
(one ninth)

Fractions, Franctions and Percent

°C
(degrees Celsius)

Temperature increment conversion, Temperature increment

°C
(degrees Celsius)

Temperature scale conversion, Temperature

°D
(degrees Delisle)

Historical temperature increment conversion, Temperature increment

°D
(degrees Delisle)

Historical temperature scales, Temperature

°F
(degrees Fahrenheit)

Temperature increment conversion, Temperature increment

°F
(degrees Fahrenheit)

Temperature scale conversion, Temperature

°N
(degrees Newton)

Historical temperature increment conversion, Temperature increment

°N
(degrees Newton)

Historical temperature scales, Temperature

°R
(degrees Rankine)

Historical temperature increment conversion, Temperature increment

°R
(degrees Rankine)

Historical temperature scales, Temperature

°Re
(degrees Reaumur)

Temperature increment conversion, Temperature increment

°Re
(degrees Reaumur)

Temperature scale conversion, Temperature

°Rø
(degrees Rømer)

Historical temperature increment conversion, Temperature increment

°Rø
(degrees Rømer)

Historical temperature scales, Temperature

Θ
(Planck temperature)

Temperature increment conversion, Temperature increment

Θ
(Planck temperature)

Temperature scale conversion, Temperature

µCi
(microcurie)

Other units, Radioactivity

µl
(microliter)

Metric, Capacity and volume

µ, mc
(micro)

Metric Prefixes, Franctions and Percent

µmol
(micromole)

Amount of Substance, Franctions and Percent

Ancient Greek, Distance and Length

## A

a
(atto)

Metric Prefixes, Franctions and Percent

Free Fall Acceleration (Solar System), Acceleration

Free Fall Acceleration (Solar System), Acceleration

Free Fall Acceleration (Solar System), Acceleration

Free Fall Acceleration (Solar System), Acceleration

Free Fall Acceleration (Solar System), Acceleration

Free Fall Acceleration (Solar System), Acceleration

Free Fall Acceleration (Solar System), Acceleration

Free Fall Acceleration (Solar System), Acceleration

Free Fall Acceleration (Solar System), Acceleration

Ancient Roman Liquid Measure, Capacity and volume

U.S. Liquid Measure, Capacity and volume

U.S. and British Imperial, Flow rate by volume

U.S. and British Imperial, Flow rate by volume

U.S. and British Imperial, Flow rate by volume

U.S. and British Imperial, Flow rate by volume

U.S. and British Imperial, Flow rate by volume

Ancient Roman, Distance and Length

Old Spanish, Mass and weight

British (Imperial) Nautical Measure, Distance and Length

British (Imperial) Nautical Measure, Distance and Length

Computer Connection Speed, Data transfer rate

Computer Connection Speed, Data transfer rate

United Kingdom and Ireland Shoe Size, Shoe Size Conversion

Afghan Afghani
(AFN)

Asian Currencies, Currency

Ancient Greek, Distance and Length

Albanian Lek
(ALL)

European Currencies, Currency

Algerian Dinar
(DZD)

African Curriencies, Currency

Old Portuguese Liquid Measure, Capacity and volume

Old Portuguese Dry Measure, Capacity and volume

Ancient Egypt, Distance and Length

Ancient Roman Liquid Measure, Capacity and volume

amu
(atomic mass unit)

Metric, Mass and weight

Angolan Kwanza
(AOA)

African Curriencies, Currency

Metric, Distance and Length

Artillery, Circular measure

Artillery, Circular measure

Astronomical, Time

Astronomical, Time

apostilb
(asb)

Other units, Illuminance

Argentine Peso
(ARS)

South American Currencies, Currency

Armenian Dram
(AMD)

Asian Currencies, Currency

Old French, Distance and Length

Old Portuguese, Mass and weight

Old Spanish Liquid Measure, Capacity and volume

Old Portuguese, Mass and weight

Old Spanish, Mass and weight

Old Russian, Distance and Length

Aruban Florin
(AWG)

Currencies of the Caribbean, Currency

asb
(apostilb)

Other units, Illuminance

Asian Shoe Size, Shoe Size Conversion

astronomical unit
(au)

Astronomical, Distance and Length

Thai units, Mass and weight

atm
(physical atmosphere)

Atmosphere, Stress and Pressure

atomic mass unit
(amu)

Metric, Mass and weight

Atomic Physics Units, Force

atto
(a)

Metric Prefixes, Franctions and Percent

au
(astronomical unit)

Astronomical, Distance and Length

Australia and New Zealand Shoe Size, Shoe Size Conversion

Australian Dollar, $
(AUD)

Major World Currencies, Currency

Australia and New Zealand Shoe Size, Shoe Size Conversion

Australia and New Zealand Shoe Size, Shoe Size Conversion

Azerbaijani Manat
(AZN)

Asian Currencies, Currency

Old Spanish Liquid Measure, Capacity and volume

## B

Bahamian Dollar
(BSD)

Currencies of the Caribbean, Currency

Bahraini Dinar
(BHD)

Middle East Currencies, Currency

Thai units, Mass and weight

Thai units, Mass and weight

Quantity Units, Franctions and Percent

Bangladeshi Taka
(BDT)

Asian Currencies, Currency

Metric, Stress and Pressure

Barbadian Dollar
(BBD)

Currencies of the Caribbean, Currency

British (Imperial) Measure, Distance and Length

British Imperial Liquid And Dry, Capacity and volume

U.S. Dry Measure, Capacity and volume

U.S. Measure, Capacity and volume

U.S. Measure, Capacity and volume

barrel of oil equivalent
(BOE)

Oil Energy Equivalent, Energy and Work

U.S. Liquid Measure, Capacity and volume

U.S. and British Imperial, Flow rate by volume

U.S. and British Imperial, Flow rate by volume

U.S. and British Imperial, Flow rate by volume

U.S. and British Imperial, Flow rate by volume

U.S. and British Imperial, Flow rate by volume

Biblical and Talmudic Liquid Measure (Old Testament), Capacity and volume

BBOE
(billion barrel of oil equivalent)

Oil Energy Equivalent, Energy and Work

becquerel
(Bq)

SI radioactivity units, Radioactivity

Biblical, Mass and weight

Belarusian Ruble
(BYR)

European Currencies, Currency

Belize Dollar
(BZD)

Central American Currencies, Currency

Old Russian, Mass and weight

Bermudan Dollar
(BMD)

North American Currencies, Currency

Biblical and Talmudic Dry Measure (Old Testament), Capacity and volume

Bhutanese Ngultrum
(BTN)

Asian Currencies, Currency

Thai units, Mass and weight

Oil Energy Equivalent, Energy and Work

Data Storage and Transmission, Computer storage

bit per second
(bps)

Basic Units of Data Transfer Rate, Data transfer rate

Other units, Illuminance

Computer Connection Speed, Data transfer rate

Computer Connection Speed, Data transfer rate

boardfoot, board-foot
(fbmm, bdft, bf)

Lumber measure, Capacity and volume

BOE
(barrel of oil equivalent)

Oil Energy Equivalent, Energy and Work

Bolivian Boliviano
(BOB)

South American Currencies, Currency

British (Imperial) Measure, Distance and Length

The American System of Measures (US Customary Units), Distance and Length

European Currencies, Currency

Old Spanish Liquid Measure, Capacity and volume

Botswanan Pula
(BWP)

African Curriencies, Currency

bps
(bit per second)

Basic Units of Data Transfer Rate, Data transfer rate

Bq
(becquerel)

SI radioactivity units, Radioactivity

Old Portuguese, Distance and Length

Old Portuguese, Area

Old Spanish, Distance and Length

Brazilian Real
(BRL)

South American Currencies, Currency

Brazilian Shoe Size, Shoe Size Conversion

Other units, Illuminance

British system, Fuel economy

U.S. and British Imperial, Flow rate by volume

U.S. and British Imperial, Flow rate by volume

U.S. and British Imperial, Flow rate by volume

U.S. and British Imperial, Flow rate by volume

U.S. and British Imperial, Flow rate by volume

Major World Currencies, Currency

British Thermal Unit
(BTU)

British and American, Energy and Work

British and American, Power

British and American, Power

British and American, Power

Brunei Dollar
(BND)

Asian Currencies, Currency

B/s
(byte per second)

Byte-based Transfer Rate Units (older, 1024-based), Data transfer rate

B/s
(byte per second)

Byte-based Transfer Rate Units (current, 1000-based), Data transfer rate

BTU
(British Thermal Unit)

British and American, Energy and Work

bu
(bushel)

U.S. Measure, Capacity and volume

bu
(bushel)

British Imperial Liquid And Dry, Capacity and volume

bu
(bushel)

U.S. Dry Measure, Capacity and volume

Bulgarian Lev
(BGN)

European Currencies, Currency

Burundian Franc
(BIF)

African Curriencies, Currency

bushel
(bu)

U.S. Measure, Capacity and volume

bushel
(bu)

British Imperial Liquid And Dry, Capacity and volume

bushel
(bu)

U.S. Dry Measure, Capacity and volume

British (Imperial) Measure, Distance and Length

Japanese, Distance and Length

Chinese units of 1915, Distance and Length

Data Storage and Transmission, Computer storage

Transfer Rate per Different Time Units (older, 1024-based), Data transfer rate

Transfer Rate per Different Time Units (current, 1000-based), Data transfer rate

Transfer Rate per Different Time Units (older, 1024-based), Data transfer rate

Transfer Rate per Different Time Units (current, 1000-based), Data transfer rate

Transfer Rate per Different Time Units (older, 1024-based), Data transfer rate

Transfer Rate per Different Time Units (current, 1000-based), Data transfer rate

byte per second
(B/s)

Byte-based Transfer Rate Units (older, 1024-based), Data transfer rate

byte per second
(B/s)

Byte-based Transfer Rate Units (current, 1000-based), Data transfer rate

Transfer Rate per Different Time Units (older, 1024-based), Data transfer rate

Transfer Rate per Different Time Units (current, 1000-based), Data transfer rate

## C

c
(centi)

Metric Prefixes, Franctions and Percent

Old Spanish, Area

cable length
(cbl)

International Nautical Measure, Distance and Length

Computer Connection Speed, Data transfer rate

Old Spanish Dry Measure, Capacity and volume

cal
(calorie)

Common Units, Energy and Work

Common units, Time

British (Imperial) Measure, Distance and Length

calorie
(cal)

Common Units, Energy and Work

Common Units, Power

Common Units, Power

Cambodian Riel
(KHR)

Asian Currencies, Currency

Old Portuguese Liquid Measure, Capacity and volume

Canadian Dollar, $
(CAD)

Major World Currencies, Currency

Hong Kong, Mass and weight

Hong Kong, Mass and weight

Old Spanish Liquid Measure, Capacity and volume

Old Portuguese Liquid Measure, Capacity and volume

Cape Verdean Escudo
(CVE)

African Curriencies, Currency

Troy, Mass and weight

carat
(ct)

Metric, Mass and weight

Hong Kong, Mass and weight

Cayman Islands Dollar
(KYD)

Currencies of the Caribbean, Currency

cbl
(cable length)

International Nautical Measure, Distance and Length

cc
(cubic centimeter)

Metric, Capacity and volume

cc
(cubic centimeter)

Metric, Capacity and volume

Computer Connection Speed, Data transfer rate

Computer Connection Speed, Data transfer rate

Computer Connection Speed, Data transfer rate

Hong Kong units, Distance and Length

Old Spanish Dry Measure, Capacity and volume

centi
(c)

Metric Prefixes, Franctions and Percent

Metric, Mass and weight

centiliter
(cl)

Metric, Capacity and volume

centimeter
(cm)

Metric, Distance and Length

centimeter
(cm)

Metric, Distance and Length

Water (at 39.2°F, 4°C), Stress and Pressure

Metric, Mass and weight

Ancient Roman, Mass and weight

Old Russian Dry Measure, Capacity and volume

CFA Franc BCEAO
(XOF)

African Curriencies, Currency

CFA Franc BEAC
(XAF)

African Curriencies, Currency

ch
(Ramsden's (engineers') chain)

US Surveyors' Measure, Distance and Length

ch
(Gunter's (surveyors') chain)

US Surveyors' Measure, Distance and Length

ch
(Gurley's chain)

US Surveyors' Measure, Distance and Length

British (Imperial) Measure, Distance and Length

Thai units, Mass and weight

Old Russian Liquid Measure, Capacity and volume

Old Russian Liquid Measure, Capacity and volume

U.S. and Canada Customary Shoe Size, Shoe Size Conversion

United Kingdom and Ireland Shoe Size, Shoe Size Conversion

Chilean Peso
(CLP)

South American Currencies, Currency

South American Currencies, Currency

Chinese Yuan, ¥
(CNY)

Major World Currencies, Currency

Chinese units of 1915, Distance and Length

Chinese units of 1930, Distance and Length

Japanese, Distance and Length

Japanese, Area

Ci
(curie)

Other units, Radioactivity

Ancient Roman Liquid Measure, Capacity and volume

Typographical (Europe - Didot system), Distance and Length

circle
(circumference)

Common Units, Circular measure

circumference
(circle)

Common Units, Circular measure

cl
(centiliter)

Metric, Capacity and volume

cm
(centimeter)

Metric, Distance and Length

cm
(centimeter)

Metric, Distance and Length

Computer Connection Speed, Data transfer rate

Old Spanish, Distance and Length

Old Spanish, Distance and Length

Colombian Peso
(COP)

South American Currencies, Currency

Comorian Franc
(KMF)

African Curriencies, Currency

Congolese Franc
(CDF)

African Curriencies, Currency

Old Spanish Liquid Measure, Capacity and volume

Lumber measure, Capacity and volume

Old Spanish Liquid Measure, Capacity and volume

Costa Rican Colón
(CRC)

Central American Currencies, Currency

Old Spanish, Distance and Length

coulomb per kilogram
(C/kg)

Exposure to ionizing radiation, Radiation

Old Portuguese, Distance and Length

Croatian Kuna
(HRK)

European Currencies, Currency

ct
(carat)

Metric, Mass and weight

cu
(cubit)

British (Imperial) Measure, Distance and Length

Old Spanish, Mass and weight

Old Spanish Liquid Measure, Capacity and volume

Old Spanish Dry Measure, Capacity and volume

Cuban Convertible Peso
(CUC)

Currencies of the Caribbean, Currency

Cuban Peso
(CUP)

Currencies of the Caribbean, Currency

cubic centimeter
(cc)

Metric, Capacity and volume

cubic centimeter
(cc)

Metric, Capacity and volume

cubic decimeter
(dm³)

Metric, Capacity and volume

cubic foot
(ft³)

British and U.S. derivatives of length units, Capacity and volume

cubic foot per day
(ft³/day)

U.S. and British Imperial, Flow rate by volume

cubic foot per hour
(ft³/hour)

U.S. and British Imperial, Flow rate by volume

cubic foot per minute
(ft³/min)

U.S. and British Imperial, Flow rate by volume

cubic foot per second
(ft³/s)

U.S. and British Imperial, Flow rate by volume

cubic foot per year
(ft³/year)

U.S. and British Imperial, Flow rate by volume

cubic inch
(in³)

British and U.S. derivatives of length units, Capacity and volume

cubic inch per day
(in³/day)

U.S. and British Imperial, Flow rate by volume

cubic inch per hour
(in³/hour)

U.S. and British Imperial, Flow rate by volume

cubic inch per minute
(in³/min)

U.S. and British Imperial, Flow rate by volume

cubic inch per second
(in³/s)

U.S. and British Imperial, Flow rate by volume

cubic inch per year
(in³/year)

U.S. and British Imperial, Flow rate by volume

cubic kilometer
(km³)

Metric, Capacity and volume

Astronomical, Capacity and volume

Astronomical, Capacity and volume

Astronomical, Capacity and volume

cubic meter
(m³)

Metric, Capacity and volume

cubic meter
(m³)

Metric, Capacity and volume

cubic meter per day
(m³/day)

Metric, Flow rate by volume

cubic meter per hour
(m³/hour)

Metric, Flow rate by volume

cubic meter per minute
(m³/min)

Metric, Flow rate by volume

cubic meter per second
(m³/s)

Metric, Flow rate by volume

cubic meter per year
(m³/year)

Metric, Flow rate by volume

cubic mile
(mi³)

British and U.S. derivatives of length units, Capacity and volume

cubic millimeter
(mm³)

Metric, Capacity and volume

cubic millimeter
(mm³)

Metric, Capacity and volume

cubic parsec
(pc³)

Astronomical, Capacity and volume

Ancient Roman Dry Measure, Capacity and volume

Lumber measure, Capacity and volume

cubic yard
(yd³)

British and U.S. derivatives of length units, Capacity and volume

Biblical, Distance and Length

cubit
(cu)

British (Imperial) Measure, Distance and Length

Ancient Roman, Distance and Length

Old Spanish, Distance and Length

Old Spanish, Area

Old Spanish, Distance and Length

Chinese units of 1915, Distance and Length

Chinese units of 1930, Distance and Length

Chinese units of 1930, Capacity and volume

Cooking (International), Capacity and volume

Cooking (U.S.), Capacity and volume

curie
(Ci)

Other units, Radioactivity

Czech Republic Koruna
(CZK)

European Currencies, Currency

## D

d
(deci)

Metric Prefixes, Franctions and Percent

da
(deka)

Metric Prefixes, Franctions and Percent

Ancient Greek, Distance and Length

Danish Krone
(DKK)

European Currencies, Currency

Chinese units since 1959, Mass and weight

Chinese units of 1930, Capacity and volume

Chinese units between 1930 and 1959, Mass and weight

Chinese units of 1915, Capacity and volume

Metric, Capacity and volume

decanewton
(dN)

International System (SI), Force

Ancient Roman, Distance and Length

deci
(d)

Metric Prefixes, Franctions and Percent

deciliter
(dl)

Metric, Capacity and volume

decimeter
(dm)

Metric, Distance and Length

deg
(degree)

Common Units, Circular measure

degree
(deg)

Common Units, Circular measure

Degree, Angular velocity

Degree, Angular velocity

Degree, Angular velocity

degrees Celsius
(°C)

Temperature increment conversion, Temperature increment

degrees Celsius
(°C)

Temperature scale conversion, Temperature

degrees Delisle
(°D)

Historical temperature increment conversion, Temperature increment

degrees Delisle
(°D)

Historical temperature scales, Temperature

degrees Fahrenheit
(°F)

Temperature increment conversion, Temperature increment

degrees Fahrenheit
(°F)

Temperature scale conversion, Temperature

degrees Newton
(°N)

Historical temperature increment conversion, Temperature increment

degrees Newton
(°N)

Historical temperature scales, Temperature

degrees Rankine
(°R)

Historical temperature increment conversion, Temperature increment

degrees Rankine
(°R)

Historical temperature scales, Temperature

degrees Reaumur
(°Re)

Temperature increment conversion, Temperature increment

degrees Reaumur
(°Re)

Temperature scale conversion, Temperature

degrees Rømer
(°Rø)

Historical temperature increment conversion, Temperature increment

degrees Rømer
(°Rø)

Historical temperature scales, Temperature

deka
(da)

Metric Prefixes, Franctions and Percent

Ancient Greek, Distance and Length

Ancient Roman, Mass and weight

Densities of various materials, Density

Densities of various materials, Density

Densities of various materials, Density

Densities of various materials, Density

Densities of various materials, Density

Densities of various materials, Density

Densities of various materials, Density

Densities of various materials, Density

Densities of various materials, Density

Densities of various materials, Density

Densities of various materials, Density

Densities of various materials, Density

Radiation dose examples, Radiation

Ancient Egypt, Distance and Length

Cooking (Australian), Capacity and volume

Old Russian, Area

Old Russian, Area

Ancient Greek, Distance and Length

Ancient Greek, Distance and Length

British (Imperial) Measure, Distance and Length

Ancient Roman, Distance and Length

Ancient Greek, Mass and weight

Optical, Distance and Length

Ancient Greek, Distance and Length

Other units, Radioactivity

Other units, Radioactivity

Ancient Egypt, Distance and Length

Ancient Egypt, Distance and Length

Djiboutian Franc
(DJF)

African Curriencies, Currency

dl
(deciliter)

Metric, Capacity and volume

dm
(decimeter)

Metric, Distance and Length

dm³
(cubic decimeter)

Metric, Capacity and volume

Troy, Mass and weight

Ancient Greek, Distance and Length

Old Russian, Mass and weight

Dominican Peso
(DOP)

Currencies of the Caribbean, Currency

Old German, Mass and weight

Ancient Greek, Distance and Length

Chinese units of 1930, Capacity and volume

Chinese units of 1915, Capacity and volume

Quantity Units, Franctions and Percent

dpm
(disintegrations per minute)

Other units, Radioactivity

dr
(dram)

Avoirdupois (U.S. / British), Mass and weight

Astronomical, Time

Astronomical, Time

Ancient Greek, Mass and weight

Apothecaries, Mass and weight

dram
(dr)

Avoirdupois (U.S. / British), Mass and weight

Computer Connection Speed, Data transfer rate

Ancient Roman, Mass and weight

Number of Performers, Franctions and Percent

dwt
(pennyweight)

Troy, Mass and weight

Metric, Torque

Metric, Torque

## E

E
(exa)

Metric Prefixes, Franctions and Percent

Computer Connection Speed, Data transfer rate

East Caribbean Dollar
(XCD)

Currencies of the Caribbean, Currency

Eb [EiB]
(exbibyte [exabyte])

Data Storage and Transmission, Computer storage

Ebit [Eibit]
(exabit [exbibit])

Data Storage and Transmission, Computer storage

Computer Connection Speed, Data transfer rate

Egyptian Pound
(EGP)

African Curriencies, Currency

electronvolt
(eV)

Common Units, Energy and Work

Old Russian, Distance and Length

British (Imperial) Measure, Distance and Length

Biblical and Talmudic Dry Measure (Old Testament), Capacity and volume

Common Units, Energy and Work

Common Units, Power

Eritrean Nakfa
(ERN)

African Curriencies, Currency

Old Portuguese, Mass and weight

Old Spanish, Distance and Length

Old Spanish, Area

Computer Connection Speed, Data transfer rate

Computer Connection Speed, Data transfer rate

Computer Connection Speed, Data transfer rate

Ethiopian Birr
(ETB)

African Curriencies, Currency

Biblical, Distance and Length

Continental Europe and Middle East Shoe Size, Shoe Size Conversion

eV
(electronvolt)

Common Units, Energy and Work

exa
(E)

Metric Prefixes, Franctions and Percent

exabit [exbibit]
(Ebit [Eibit])

Data Storage and Transmission, Computer storage

exbibyte [exabyte]
(Eb [EiB])

Data Storage and Transmission, Computer storage

## F

f
(femto)

Metric Prefixes, Franctions and Percent

Falkland Islands Pound
(FKP)

African Curriencies, Currency

Old Spanish Dry Measure, Capacity and volume

Old Spanish, Mass and weight

Old Spanish, Mass and weight

Old Spanish, Mass and weight

Old Portuguese Dry Measure, Capacity and volume

fang chi (方尺)
(chi²)

Chinese units of 1915, Area

fang chi (方尺)
(chi²)

Chinese units of 1930, Area

fang cun (方寸)
(cun²)

Chinese units of 1915, Area

fang cun (方寸)
(cun²)

Chinese units of 1930, Area

fang zhang (方丈)
(zhang²)

Chinese units of 1915, Area

fang zhang (方丈)
(zhang²)

Chinese units of 1930, Area

Hong Kong units, Distance and Length

fath
(US fathom)

US Nautical Measure, Distance and Length

fath
(fathom)

International Nautical Measure, Distance and Length

fathom
(fath)

International Nautical Measure, Distance and Length

fbmm, bdft, bf
(boardfoot, board-foot)

Lumber measure, Capacity and volume

fc
(foot-candle)

Photography units, Illuminance

U.S. and Canada Customary Shoe Size, Shoe Size Conversion

U.S. and Canada Customary Shoe Size, Shoe Size Conversion

femto
(f)

Metric Prefixes, Franctions and Percent

Chinese units of 1915, Distance and Length

Chinese units of 1915 before 1930, Mass and weight

Chinese units of 1930, Distance and Length

Chinese units between 1930 and 1959, Mass and weight

Chinese units since 1959, Mass and weight

Fijian Dollar
(FJD)

Currencies of Australia and Oceania, Currency

British (Imperial) Measure, Distance and Length

U.S. Liquid Measure, Capacity and volume

fluid ounce
(oz)

U.S. Measure, Capacity and volume

fluid ounce
(oz)

British Imperial Liquid And Dry, Capacity and volume

fluid ounce
(oz)

U.S. Liquid Measure, Capacity and volume

Old Russian, Distance and Length

foot
(ft)

The American System of Measures (US Customary Units), Distance and Length

foot
(ft)

British (Imperial) Measure, Distance and Length

foot
(ft)

The American System of Measures (US Customary Units), Distance and Length

foot-candle
(fc)

Photography units, Illuminance

Other units, Illuminance

Foot and Last lengths, Shoe Size Conversion

Foot and Last lengths, Shoe Size Conversion

Foot and Last lengths, Shoe Size Conversion

Water (at 39.2°F, 4°C), Stress and Pressure

British (Imperial) And U.S. System, Speed

British (Imperial) And U.S. System, Speed

foot per second squared
(ft/s²)

British (Imperial) And U.S. System, Acceleration

Foot-Pound
(ft*lbs)

British and American, Energy and Work

foot pound-force per second
(ft*lbf/s)

British and American, Power

Currencies of Australia and Oceania, Currency

ft
(foot)

The American System of Measures (US Customary Units), Distance and Length

ft
(Storage length in feet)

CNC Memory Capacity, Computer storage

ft
(foot)

British (Imperial) Measure, Distance and Length

ft
(Gunter's (surveyors') foot)

US Surveyors' Measure, Distance and Length

ft
(foot)

The American System of Measures (US Customary Units), Distance and Length

ft³
(cubic foot)

British and U.S. derivatives of length units, Capacity and volume

ft³/day
(cubic foot per day)

U.S. and British Imperial, Flow rate by volume

ft³/hour
(cubic foot per hour)

U.S. and British Imperial, Flow rate by volume

ft³/min
(cubic foot per minute)

U.S. and British Imperial, Flow rate by volume

ft³/s
(cubic foot per second)

U.S. and British Imperial, Flow rate by volume

ft³/year
(cubic foot per year)

U.S. and British Imperial, Flow rate by volume

ft*lbs
(Foot-Pound)

British and American, Energy and Work

ft/s²
(foot per second squared)

British (Imperial) And U.S. System, Acceleration

Thai units, Mass and weight

Japanese, Mass and weight

British (Imperial) Measure, Distance and Length

US Surveyors' Measure, Distance and Length

## G

g
(gram)

Metric, Mass and weight

g
(gram)

Metric, Mass and weight

G
(giga)

Metric Prefixes, Franctions and Percent

gal
(gallon (liquid))

U.S. Measure, Capacity and volume

gal
(gallon (dry))

U.S. Measure, Capacity and volume

gal
(gallon)

British Imperial Liquid And Dry, Capacity and volume

gal
(gallon)

U.S. Dry Measure, Capacity and volume

gal
(gallon)

U.S. Liquid Measure, Capacity and volume

Gal
(Galileo)

Other Units, Acceleration

gal/100km
(gallon per 100 km)

Other units, Fuel economy

gal/day
(U.S. gallon per day)

U.S. and British Imperial, Flow rate by volume

Galileo
(Gal)

Other Units, Acceleration

gallon
(gal)

British Imperial Liquid And Dry, Capacity and volume

gallon
(gal)

U.S. Dry Measure, Capacity and volume

gallon
(gal)

U.S. Liquid Measure, Capacity and volume

gallon (dry)
(gal)

U.S. Measure, Capacity and volume

gallon (liquid)
(gal)

U.S. Measure, Capacity and volume

gallon per 100 km
(gal/100km)

Other units, Fuel economy

U.S. system, Fuel economy

gal/year
(U.S. gallon per year)

U.S. and British Imperial, Flow rate by volume

Gambian Dalasi
(GMD)

African Curriencies, Currency

Old Russian Dry Measure, Capacity and volume

Radiation dose examples, Radiation

Gb [GiB]
(gigabyte [gibibyte])

Data Storage and Transmission, Computer storage

Gbit [Gibit]
(gigabit [gibibit])

Data Storage and Transmission, Computer storage

Gbps
(gigabit per second)

Basic Units of Data Transfer Rate, Data transfer rate

GBq
(gigabecquerel)

SI radioactivity units, Radioactivity

GB/s
(gigabyte per second)

Byte-based Transfer Rate Units (current, 1000-based), Data transfer rate

g/day
(gram per day)

Metric, Flow rate by mass

Ancient Roman Liquid Measure, Capacity and volume

Geographical (German), Distance and Length

Georgian Lari
(GEL)

Asian Currencies, Currency

Biblical, Mass and weight

Artillery, Circular measure

Chinese units of 1915, Capacity and volume

Chinese units of 1930, Capacity and volume

Ghanaian Cedi
(GHS)

South American Currencies, Currency

g/hour
(gram per hour)

Metric, Flow rate by mass

Transfer Rate per Different Time Units (older, 1024-based), Data transfer rate

Transfer Rate per Different Time Units (older, 1024-based), Data transfer rate

Transfer Rate per Different Time Units (older, 1024-based), Data transfer rate

gibibyte per second
(GiB/s)

Byte-based Transfer Rate Units (older, 1024-based), Data transfer rate

Transfer Rate per Different Time Units (older, 1024-based), Data transfer rate

Gibraltar Pound
(GIP)

European Currencies, Currency

GiB/s
(gibibyte per second)

Byte-based Transfer Rate Units (older, 1024-based), Data transfer rate

giga
(G)

Metric Prefixes, Franctions and Percent

gigabecquerel
(GBq)

SI radioactivity units, Radioactivity

gigabit [gibibit]
(Gbit [Gibit])

Data Storage and Transmission, Computer storage

gigabit per second
(Gbps)

Basic Units of Data Transfer Rate, Data transfer rate

gigabyte [gibibyte]
(Gb [GiB])

Data Storage and Transmission, Computer storage

Transfer Rate per Different Time Units (current, 1000-based), Data transfer rate

Transfer Rate per Different Time Units (current, 1000-based), Data transfer rate

Transfer Rate per Different Time Units (current, 1000-based), Data transfer rate

gigabyte per second
(GB/s)

Byte-based Transfer Rate Units (current, 1000-based), Data transfer rate

Transfer Rate per Different Time Units (current, 1000-based), Data transfer rate

Common Units, Power

Common Units, Power

gigatonne of coal equivalent
(Gtce)

Coal Energy Equivalent, Energy and Work

gigatonne of oil equivalent
(Gtoe)

Oil Energy Equivalent, Energy and Work

U.S. Liquid Measure, Capacity and volume

g/min
(gram per minute)

Metric, Flow rate by mass

British (Imperial) Measure, Distance and Length

Gold (troy ounce)
(XAU)

Other Currencies and More, Currency

Japanese, Capacity and volume

gph
(U.S. gallon per hour)

U.S. and British Imperial, Flow rate by volume

gpm
(U.S. gallon per minute)

U.S. and British Imperial, Flow rate by volume

Computer Connection Speed, Data transfer rate

gps
(U.S. gallon per second)

U.S. and British Imperial, Flow rate by volume

gr
(grain)

Avoirdupois (U.S. / British), Mass and weight

grad
(grade)

Common Units, Circular measure

grade
(grad)

Common Units, Circular measure

Ancient Roman, Distance and Length

Apothecaries, Mass and weight

Troy, Mass and weight

grain
(gr)

Avoirdupois (U.S. / British), Mass and weight

gram
(g)

Metric, Mass and weight

gram
(g)

Metric, Mass and weight

Gravitational Metric System, Force

Metric, Torque

Metric, Torque

gram per cubic centimeter
(g/cm³)

Metric System, Density

gram per cubic decimeter
(g/dm³)

Metric System, Density

gram per cubic meter
(g/m³)

Metric System, Density

gram per day
(g/day)

Metric, Flow rate by mass

gram per hour
(g/hour)

Metric, Flow rate by mass

gram per litre
(g/L)

Metric System, Density

gram per millilitre
(g/mL)

Metric System, Density

gram per minute
(g/min)

Metric, Flow rate by mass

gram per second
(g/s)

Metric, Flow rate by mass

gram per year
(g/year)

Metric, Flow rate by mass

Old Spanish, Mass and weight

Old Portuguese, Mass and weight

grave-force
(Gf)

Gravitational Metric System, Force

gravet-force
(gf)

Gravitational Metric System, Force

Illuminance examples, Illuminance

Common units, Time

Quantity Units, Franctions and Percent

g/s
(gram per second)

Metric, Flow rate by mass

g

_{n}(Standard acceleration of free fall on Earth)Free Fall Acceleration (Solar System), Acceleration

Gtce
(gigatonne of coal equivalent)

Coal Energy Equivalent, Energy and Work

Gtoe
(gigatonne of oil equivalent)

Oil Energy Equivalent, Energy and Work

Guatemalan Quetzal
(GTQ)

Central American Currencies, Currency

Guernsey Pound
(GGP)

European Currencies, Currency

Guinean Franc
(GNF)

African Curriencies, Currency

US Surveyors' Measure, Distance and Length

US Surveyors' Measure, Distance and Length

US Surveyors' Measure, Distance and Length

US Surveyors' Measure, Distance and Length

Gurley's chain
(ch)

US Surveyors' Measure, Distance and Length

US Surveyors' Measure, Distance and Length

Guyanaese Dollar
(GYD)

South American Currencies, Currency

g/year
(gram per year)

Metric, Flow rate by mass

## H

h
(hecto)

Metric Prefixes, Franctions and Percent

Haitian Gourde
(HTG)

Currencies of the Caribbean, Currency

half
(1/2)

Fractions, Franctions and Percent

Quantity Units, Franctions and Percent

Ancient Greek, Mass and weight

Ancient Greek, Distance and Length

hand
(hd)

British (Imperial) Measure, Distance and Length

The American System of Measures (US Customary Units), Distance and Length

Biblical, Distance and Length

Chinese units of 1915, Distance and Length

Chinese units of 1930, Distance and Length

Chinese units of 1915 before 1930, Mass and weight

Chinese units between 1930 and 1959, Mass and weight

Chinese units since 1959, Mass and weight

Ancient Greek, Distance and Length

Thai units, Mass and weight

hd
(hand)

British (Imperial) Measure, Distance and Length

hecto
(h)

Metric Prefixes, Franctions and Percent

hectoliter
(hl)

Metric, Capacity and volume

hectopascal
(hPa)

Metric, Stress and Pressure

Ancient Greek, Distance and Length

h ft
(hoppus foot, hoppus cube)

Lumber measure, Capacity and volume

Biblical and Talmudic Liquid Measure (Old Testament), Capacity and volume

Ancient Greek, Distance and Length

Japanese, Distance and Length

hl
(hectoliter)

Metric, Capacity and volume

Honduran Lempira
(HNL)

Central American Currencies, Currency

Hong Kong Dollar, $
(HKD)

Major World Currencies, Currency

Hong Kong Shoe Size, Shoe Size Conversion

hoppus foot, hoppus cube
(h ft)

Lumber measure, Capacity and volume

hoppus ton
(HT)

Lumber measure, Capacity and volume

horizontal pitch
(HP)

Computer Equipment, Distance and Length

horsepower, boiler
(hp(S))

Common Units, Power

horsepower, electric
(hp(E))

Common Units, Power

Common Units, Power

Common Units, Power

horsepower, metric
(hp(M))

Common Units, Power

Radiation dose examples, Radiation

Data Transfer Time (older, 1024-based), Data transfer rate

Data Transfer Time (current, 1000-based), Data transfer rate

Data Transfer Time (older, 1024-based), Data transfer rate

Data Transfer Time (current, 1000-based), Data transfer rate

HP
(horizontal pitch)

Computer Equipment, Distance and Length

hPa
(hectopascal)

Metric, Stress and Pressure

HT
(hoppus ton)

Lumber measure, Capacity and volume

Hungarian Forint
(HUF)

European Currencies, Currency

Chinese units of 1915, Distance and Length

Chinese units of 1930, Distance and Length

Chinese units since 1959, Mass and weight

Chinese units of 1915, Capacity and volume

Japanese, Mass and weight

## I

Icelandic Króna
(ISK)

European Currencies, Currency

in
(inch)

The American System of Measures (US Customary Units), Distance and Length

in
(inch)

British (Imperial) Measure, Distance and Length

in
(inch)

The American System of Measures (US Customary Units), Distance and Length

in³
(cubic inch)

British and U.S. derivatives of length units, Capacity and volume

in³/day
(cubic inch per day)

U.S. and British Imperial, Flow rate by volume

in³/hour
(cubic inch per hour)

U.S. and British Imperial, Flow rate by volume

in³/min
(cubic inch per minute)

U.S. and British Imperial, Flow rate by volume

in³/s
(cubic inch per second)

U.S. and British Imperial, Flow rate by volume

in³/year
(cubic inch per year)

U.S. and British Imperial, Flow rate by volume

Old Russian, Distance and Length

inch
(in)

The American System of Measures (US Customary Units), Distance and Length

inch
(in)

British (Imperial) Measure, Distance and Length

inch
(in)

The American System of Measures (US Customary Units), Distance and Length

Mercury, Stress and Pressure

Water (at 39.2°F, 4°C), Stress and Pressure

inch per second squared
(in/s²)

British (Imperial) And U.S. System, Acceleration

Indian Rupee
(INR)

Asian Currencies, Currency

Indonesian Rupiah
(IDR)

Asian Currencies, Currency

in/s²
(inch per second squared)

British (Imperial) And U.S. System, Acceleration

Iranian Rial
(IRR)

Middle East Currencies, Currency

Iraqi Dinar
(IQD)

Middle East Currencies, Currency

Computer Connection Speed, Data transfer rate

Israeli New Sheqel
(ILS)

Middle East Currencies, Currency

Ancient Egypt, Distance and Length

## J

J
(joule)

International System (SI), Energy and Work

Jamaican Dollar
(JMD)

Currencies of the Caribbean, Currency

Japanese Yen, ¥
(JPY)

Major World Currencies, Currency

Jersey Pound
(JEP)

European Currencies, Currency

Chinese units between 1930 and 1959, Mass and weight

Chinese units since 1959, Mass and weight

Chinese units of 1915 before 1930, Mass and weight

Jordanian Dinar
(JOD)

Asian Currencies, Currency

joule
(J)

International System (SI), Energy and Work

Common Units, Power

Common Units, Power

Japanese, Distance and Length

Common units, Time

## K

k
(kilo)

Metric Prefixes, Franctions and Percent

K
(kelvin)

Temperature increment conversion, Temperature increment

K
(kelvin)

Temperature scale conversion, Temperature

Ancient Greek, Distance and Length

Japanese, Mass and weight

Biblical and Talmudic Dry Measure (Old Testament), Capacity and volume

Kazakhstani Tenge
(KZT)

Asian Currencies, Currency

Kbit [Kibit]
(kilobit [kibibit])

Data Storage and Transmission, Computer storage

Kb [KiB]
(kilobyte [kibybyte])

Data Storage and Transmission, Computer storage

kBOE
(kilobarrel of oil equivalent)

Oil Energy Equivalent, Energy and Work

kbps
(kilobit per second)

Basic Units of Data Transfer Rate, Data transfer rate

kBq
(kilobecquerel)

SI radioactivity units, Radioactivity

KB/s
(kilobyte per second)

Byte-based Transfer Rate Units (current, 1000-based), Data transfer rate

kcal
(kilocalorie)

Common Units, Energy and Work

kelvin
(K)

Temperature increment conversion, Temperature increment

kelvin
(K)

Temperature scale conversion, Temperature

Kenyan Shilling
(KES)

African Curriencies, Currency

Japanese, Distance and Length

Biblical and Talmudic Dry Measure (Old Testament), Capacity and volume

kg
(kilogram)

Metric, Mass and weight

kg
(kilogram)

Metric, Mass and weight

kg/day
(kilogram per day)

Metric, Flow rate by mass

kgf/cm²
(kilogram per square centimeter)

Metric, Stress and Pressure

kgf/m²
(kilogram per square meter)

Metric, Stress and Pressure

kg/hour
(kilogram per hour)

Metric, Flow rate by mass

kg/min
(kilogram per minute)

Metric, Flow rate by mass

kg/s
(kilogram per second)

Metric, Flow rate by mass

kg/year
(kilogram per year)

Metric, Flow rate by mass

Thai units, Distance and Length

Transfer Rate per Different Time Units (older, 1024-based), Data transfer rate

Transfer Rate per Different Time Units (older, 1024-based), Data transfer rate

Transfer Rate per Different Time Units (older, 1024-based), Data transfer rate

kibibyte per second
(KiB/s)

Byte-based Transfer Rate Units (older, 1024-based), Data transfer rate

Transfer Rate per Different Time Units (older, 1024-based), Data transfer rate

KiB/s
(kibibyte per second)

Byte-based Transfer Rate Units (older, 1024-based), Data transfer rate

kilo
(k)

Metric Prefixes, Franctions and Percent

kilobarrel of oil equivalent
(kBOE)

Oil Energy Equivalent, Energy and Work

kilobecquerel
(kBq)

SI radioactivity units, Radioactivity

kilobit [kibibit]
(Kbit [Kibit])

Data Storage and Transmission, Computer storage

kilobit per second
(kbps)

Basic Units of Data Transfer Rate, Data transfer rate

kilobyte [kibybyte]
(Kb [KiB])

Data Storage and Transmission, Computer storage

Transfer Rate per Different Time Units (current, 1000-based), Data transfer rate

Transfer Rate per Different Time Units (current, 1000-based), Data transfer rate

Transfer Rate per Different Time Units (current, 1000-based), Data transfer rate

kilobyte per second
(KB/s)

Byte-based Transfer Rate Units (current, 1000-based), Data transfer rate

Transfer Rate per Different Time Units (current, 1000-based), Data transfer rate

kilocalorie
(kcal)

Common Units, Energy and Work

Common Units, Power

Common Units, Power

kilogram
(kg)

Metric, Mass and weight

kilogram
(kg)

Metric, Mass and weight

kilogram-force
(kgf)

Gravitational Metric System, Force

Metric, Torque

Metric, Torque

Common Units, Power

TNT Energy Equivalent, Energy and Work

kilogram per cubic centimeter
(kg/cm³)

Metric System, Density

kilogram per cubic decimeter
(kg/dm³)

Metric System, Density

kilogram per cubic meter
(kg/m³)

Metric System, Density

kilogram per day
(kg/day)

Metric, Flow rate by mass

kilogram per hour
(kg/hour)

Metric, Flow rate by mass

kilogram per litre
(kg/L)

Metric System, Density

kilogram per millilitre
(kg/mL)

Metric System, Density

kilogram per minute
(kg/min)

Metric, Flow rate by mass

kilogram per second
(kg/s)

Metric, Flow rate by mass

kilogram per square centimeter
(kgf/cm²)

Metric, Stress and Pressure

kilogram per square meter
(kgf/m²)

Metric, Stress and Pressure

kilogram per year
(kg/year)

Metric, Flow rate by mass

kilojoule
(kJ)

International System (SI), Energy and Work

kilometer
(km)

Metric, Distance and Length

kilometer
(km)

Metric, Distance and Length

Metric, Speed

kilometer per second
(km/s)

Metric, Speed

kilometer per second squared
(km/s²)

Metric, Acceleration

kilonewton
(kN)

International System (SI), Force

Metric, Mass and weight

kilonewton per square meter
(kN/m²)

Metric, Stress and Pressure

kilopascal
(kPa)

Metric, Stress and Pressure

Avoirdupois (U.S. / British), Mass and weight

Metric, Mass and weight

kilowatt hour
(kW*h)

Common Units, Energy and Work

Japanese, Mass and weight

kJ
(kilojoule)

International System (SI), Energy and Work

km
(kilometer)

Metric, Distance and Length

km
(kilometer)

Metric, Distance and Length

km³
(cubic kilometer)

Metric, Capacity and volume

km/gal
(km per gallon)

Other units, Fuel economy

km/l
(km per litre)

Metric system, Fuel economy

km per gallon
(km/gal)

Other units, Fuel economy

km per litre
(km/l)

Metric system, Fuel economy

km/s²
(kilometer per second squared)

Metric, Acceleration

kN
(kilonewton (on Earth surface))

Metric, Mass and weight

Ancient Egypt, Distance and Length

kN/m²
(kilonewton per square meter)

Metric, Stress and Pressure

Ancient Roman Liquid Measure, Capacity and volume

Japanese, Capacity and volume

Ancient Greek, Distance and Length

Biblical and Talmudic Dry Measure (Old Testament), Capacity and volume

Old Russian, Distance and Length

kPa
(kilopascal)

Metric, Stress and Pressure

ksi
(thousand pounds per square inch)

British and U.S. (Imperial system), Stress and Pressure

Ancient Roman Liquid Measure, Capacity and volume

Kuwaiti Dinar
(KWD)

Middle East Currencies, Currency

kW*h
(kilowatt hour)

Common Units, Energy and Work

Thai units, Capacity and volume

Kyrgystani Som
(KGS)

Asian Currencies, Currency

## L

l
(liter)

Metric, Capacity and volume

l
(liter)

Metric, Capacity and volume

L
(Planck length)

Natural units, Distance and Length

l/100km
(litre per 100 km)

Metric system, Fuel economy

L⁻¹MT⁻²
(Planck pressure)

Natural units, Stress and Pressure

L²MT⁻²
(Planck energy)

Natural units, Energy and Work

L³
(Planck volume)

Natural units, Capacity and volume

British (Imperial) Measure, Distance and Length

The American System of Measures (US Customary Units), Distance and Length

Laotian Kip
(LAK)

Asian Currencies, Currency

Foot and Last lengths, Shoe Size Conversion

Foot and Last lengths, Shoe Size Conversion

Foot and Last lengths, Shoe Size Conversion

Latvian Lats
(LVL)

European Currencies, Currency

lb
(pound)

Avoirdupois (U.S.), Mass and weight

lb
(pound)

Avoirdupois (U.S. / British), Mass and weight

lb/day
(pound per day)

U.S. and British Imperial, Flow rate by mass

lb/hour
(pound per hour)

U.S. and British Imperial, Flow rate by mass

lb/min
(pound per minute)

U.S. and British Imperial, Flow rate by mass

lb/s
(pound per second)

U.S. and British Imperial, Flow rate by mass

lb/year
(pound per year)

U.S. and British Imperial, Flow rate by mass

l/day
(liter per day)

Metric, Flow rate by volume

British (Imperial) Measure, Distance and Length

The American System of Measures (US Customary Units), Distance and Length

Old Spanish, Area

Lebanese Pound
(LBP)

African Curriencies, Currency

Old Spanish, Distance and Length

Old Spanish, Distance and Length

Lesotho Loti
(LSL)

African Curriencies, Currency

Biblical and Talmudic Dry Measure (Old Testament), Capacity and volume

Ancient Roman, Distance and Length

Acute radiation syndrome, Radiation

l/hour
(liter per hour)

Metric, Flow rate by volume

Chinese units of 1915 before 1930, Mass and weight

Chinese units since 1959, Mass and weight

Chinese units between 1930 and 1959, Mass and weight

Liberian Dollar
(LRD)

African Curriencies, Currency

Old Spanish, Mass and weight

Libyan Dinar
(LYD)

African Curriencies, Currency

Ancient Greek, Distance and Length

Old French, Distance and Length

Old French, Distance and Length

Old French, Distance and Length

Old French, Distance and Length

Astronomical, Distance and Length

Astronomical, Distance and Length

Astronomical, Distance and Length

Old French, Distance and Length

Old Russian, Distance and Length

British (Imperial) Measure, Distance and Length

The American System of Measures (US Customary Units), Distance and Length

Old Spanish, Distance and Length

Old Portuguese, Distance and Length

liter
(l)

Metric, Capacity and volume

liter
(l)

Metric, Capacity and volume

liter per day
(l/day)

Metric, Flow rate by volume

liter per hour
(l/hour)

Metric, Flow rate by volume

liter per minute
(l/min)

Metric, Flow rate by volume

liter per second
(l/s)

Metric, Flow rate by volume

liter per year
(l/year)

Metric, Flow rate by volume

Lithuanian Litas
(LTL)

European Currencies, Currency

litre per 100 km
(l/100km)

Metric system, Fuel economy

British system, Fuel economy

Old French, Capacity and volume

Old French, Mass and weight

Chinese units since 1959, Mass and weight

Chinese units of 1930, Distance and Length

Chinese units between 1930 and 1959, Mass and weight

Chinese units of 1915, Distance and Length

Chinese units of 1915 before 1930, Mass and weight

Chinese units of 1915, Area

Chinese units of 1930, Area

Chinese units of 1915, Distance and Length

Chinese units of 1930, Distance and Length

lm/cm²
(lumen per square centimeter)

Luminamce per area units, Illuminance

lm/ft²
(lumen per square foot)

Luminamce per area units, Illuminance

l/min
(liter per minute)

Metric, Flow rate by volume

lm/in²
(lumen per square inch)

Luminamce per area units, Illuminance

lm/m²
(lumen per square meter)

Luminamce per area units, Illuminance

Biblical and Talmudic Liquid Measure (Old Testament), Capacity and volume

Biblical and Talmudic Dry Measure (Old Testament), Capacity and volume

Avoirdupois (U.S. / British), Mass and weight

British and U.S., Torque

Avoirdupois (U.S. / British), Mass and weight

British and U.S. (Imperial system), Stress and Pressure

British and U.S. (Imperial system), Stress and Pressure

U.S. and British Imperial, Flow rate by mass

U.S. and British Imperial, Flow rate by mass

U.S. and British Imperial, Flow rate by mass

U.S. and British Imperial, Flow rate by mass

U.S. and British Imperial, Flow rate by mass

Old Russian, Mass and weight

l/s
(liter per second)

Metric, Flow rate by volume

Computer Connection Speed, Data transfer rate

lumen per square centimeter
(lm/cm²)

Luminamce per area units, Illuminance

lumen per square foot
(lm/ft²)

Luminamce per area units, Illuminance

lumen per square inch
(lm/in²)

Luminamce per area units, Illuminance

lumen per square meter
(lm/m²)

Luminamce per area units, Illuminance

International System (SI), Illuminance

lx
(lux (lumen per square meter))

International System (SI), Illuminance

l/year
(liter per year)

Metric, Flow rate by volume

## M

m
(meter)

Metric, Distance and Length

m
(Storage length in meters)

CNC Memory Capacity, Computer storage

m
(milli)

Metric Prefixes, Franctions and Percent

m
(meter)

Metric, Distance and Length

M
(mega)

Metric Prefixes, Franctions and Percent

M
(Planck mass)

Natural units, Mass and weight

m³
(cubic meter)

Metric, Capacity and volume

m³
(cubic meter)

Metric, Capacity and volume

m³/day
(cubic meter per day)

Metric, Flow rate by volume

m³/hour
(cubic meter per hour)

Metric, Flow rate by volume

m³/min
(cubic meter per minute)

Metric, Flow rate by volume

m³/s
(cubic meter per second)

Metric, Flow rate by volume

m³/year
(cubic meter per year)

Metric, Flow rate by volume

Macanese Pataca
(MOP)

Asian Currencies, Currency

Macedonian Denar
(MKD)

European Currencies, Currency

Hong Kong, Mass and weight

Hong Kong, Mass and weight

Old Russian, Distance and Length

Malagasy Ariary
(MGA)

African Curriencies, Currency

Malawian Kwacha
(MWK)

African Curriencies, Currency

Malaysian Ringgit
(MYR)

Asian Currencies, Currency

Maldivian Rufiyaa
(MVR)

Asian Currencies, Currency

U.S. and Canada Customary Shoe Size, Shoe Size Conversion

Maltese lira
(MTL)

European Currencies, Currency

Manx pound (Isle of Man)
(IMP)

European Currencies, Currency

Old Portuguese Dry Measure, Capacity and volume

Old Spanish, Mass and weight

Mauritanian Ouguiya
(MRO)

African Curriencies, Currency

Mauritian Rupee
(MUR)

African Curriencies, Currency

Thai units, Mass and weight

Mbit [Mibit]
(megabit [mebibit])

Data Storage and Transmission, Computer storage

Mb [MiB]
(megabyte [mebibyte])

Data Storage and Transmission, Computer storage

Mbps
(megabit per second)

Basic Units of Data Transfer Rate, Data transfer rate

MBq
(megabecquerel)

SI radioactivity units, Radioactivity

MB/s
(megabyte per second)

Byte-based Transfer Rate Units (current, 1000-based), Data transfer rate

Mcal
(megacalorie)

Common Units, Energy and Work

mcg
(microgram)

Metric, Mass and weight

mCi
(millicurie)

Other units, Radioactivity

Transfer Rate per Different Time Units (older, 1024-based), Data transfer rate

Transfer Rate per Different Time Units (older, 1024-based), Data transfer rate

Transfer Rate per Different Time Units (older, 1024-based), Data transfer rate

mebibyte per second
(MiB/s)

Byte-based Transfer Rate Units (older, 1024-based), Data transfer rate

Transfer Rate per Different Time Units (older, 1024-based), Data transfer rate

Old Spanish Dry Measure, Capacity and volume

Ancient Roman, Mass and weight

mega
(M)

Metric Prefixes, Franctions and Percent

megabecquerel
(MBq)

SI radioactivity units, Radioactivity

megabit [mebibit]
(Mbit [Mibit])

Data Storage and Transmission, Computer storage

megabit per second
(Mbps)

Basic Units of Data Transfer Rate, Data transfer rate

megabyte [mebibyte]
(Mb [MiB])

Data Storage and Transmission, Computer storage

Transfer Rate per Different Time Units (current, 1000-based), Data transfer rate

Transfer Rate per Different Time Units (current, 1000-based), Data transfer rate

Transfer Rate per Different Time Units (current, 1000-based), Data transfer rate

megabyte per second
(MB/s)

Byte-based Transfer Rate Units (current, 1000-based), Data transfer rate

Transfer Rate per Different Time Units (current, 1000-based), Data transfer rate

megacalorie
(Mcal)

Common Units, Energy and Work

megajoule
(MJ)

International System (SI), Energy and Work

meganewton
(MN)

International System (SI), Force

meganewton per square meter
(MN/m²)

Metric, Stress and Pressure

megapascal
(MPa)

Metric, Stress and Pressure

megatonne of coal equivalent
(Mtce)

Coal Energy Equivalent, Energy and Work

megatonne of oil equivalent
(Mtoe)

Oil Energy Equivalent, Energy and Work

Ancient Egypt, Distance and Length

Ancient Egypt, Distance and Length

Old Portuguese Liquid Measure, Capacity and volume

Old Portuguese Dry Measure, Capacity and volume

meter
(m)

Metric, Distance and Length

meter
(m)

Metric, Distance and Length

Photography units, Illuminance

Water (at 39.2°F, 4°C), Stress and Pressure

Metric, Speed

meter per second
(m/s)

Metric, Speed

meter per second squared
(m/s²)

Metric, Acceleration

metre-kilogram
(mkg)

Common Units, Energy and Work

Common Units, Power

Mexican Peso
(MXN)

North American Currencies, Currency

Mexico Shoe Size, Shoe Size Conversion

Mexico Shoe Size, Shoe Size Conversion

Mexico Shoe Size, Shoe Size Conversion

Old Russian, Distance and Length

mfbm, mbdft, mbf
(thousand board-feet)

Lumber measure, Capacity and volume

mg
(milligram)

Metric, Mass and weight

mi
(mile)

The American System of Measures (US Customary Units), Distance and Length

mi
(mile)

British (Imperial) Measure, Distance and Length

mi
(mile)

The American System of Measures (US Customary Units), Distance and Length

mi³
(cubic mile)

British and U.S. derivatives of length units, Capacity and volume

MiB/s
(mebibyte per second)

Byte-based Transfer Rate Units (older, 1024-based), Data transfer rate

micro
(µ, mc)

Metric Prefixes, Franctions and Percent

microcurie
(µCi)

Other units, Radioactivity

microgram
(mcg)

Metric, Mass and weight

The American System of Measures (US Customary Units), Distance and Length

microliter
(µl)

Metric, Capacity and volume

micromole
(µmol)

Amount of Substance, Franctions and Percent

micronewton
(µN)

International System (SI), Force

microroentgen
(µR)

Exposure to ionizing radiation, Radiation

microsievert
(µSv)

Dose equivalent radiation, Radiation

British (Imperial) Measure, Distance and Length

The American System of Measures (US Customary Units), Distance and Length

Old Russian, Distance and Length

mile
(mi)

The American System of Measures (US Customary Units), Distance and Length

mile
(mi)

British (Imperial) Measure, Distance and Length

mile
(mi)

The American System of Measures (US Customary Units), Distance and Length

mile per British gallon
(mpg)

British system, Fuel economy

mile per gallon
(mpg)

U.S. system, Fuel economy

mile per hour
(mph)

British (Imperial) And U.S. System, Speed

British system, Fuel economy

British (Imperial) And U.S. System, Speed

British (Imperial) And U.S. System, Acceleration

Ancient Greek, Distance and Length

Old Spanish, Distance and Length

Old Spanish, Distance and Length

Ancient Roman, Distance and Length

milli
(m)

Metric Prefixes, Franctions and Percent

Ancient Roman, Mass and weight

Metric, Stress and Pressure

millicoulomb per kilogram
(mC/kg)

Exposure to ionizing radiation, Radiation

millicurie
(mCi)

Other units, Radioactivity

milligram
(mg)

Metric, Mass and weight

Gravitational Metric System, Force

milligram per cubic centimeter
(mg/cm³)

Metric System, Density

milligram per cubic decimeter
(mg/dm³)

Metric System, Density

milligram per cubic meter
(mg/m³)

Metric System, Density

milligram per litre
(mg/L)

Metric System, Density

milligram per millilitre
(mg/mL)

Metric System, Density

milligrave-force
(mGf)

Gravitational Metric System, Force

milliliter
(ml)

Metric, Capacity and volume

milliliter
(ml)

Metric, Capacity and volume

millimeter
(mm)

Metric, Distance and Length

millimeter
(mm)

Metric, Distance and Length

Water (at 39.2°F, 4°C), Stress and Pressure

millimeter per second squared
(mm/s²)

Metric, Acceleration

millimole
(mmol)

Amount of Substance, Franctions and Percent

millinewton
(mN)

International System (SI), Force

million board-feet
(mmfbm, mmbdft, mmbf)

Lumber measure, Capacity and volume

Million BTU
(MMBTU)

British and American, Energy and Work

Natural Gas Energy Equivalent, Energy and Work

Natural Gas Energy Equivalent, Energy and Work

Centimeter-Gram-Second System (CGS), Illuminance

milliroentgen
(mR)

Exposure to ionizing radiation, Radiation

millisievert
(mSv)

Dose equivalent radiation, Radiation

Biblical, Mass and weight

Ancient Greek, Mass and weight

U.S. Liquid Measure, Capacity and volume

Old French, Capacity and volume

minute
(')

Common Units, Circular measure

Data Transfer Time (older, 1024-based), Data transfer rate

Data Transfer Time (current, 1000-based), Data transfer rate

For Runners and Joggers, Speed

Data Transfer Time (older, 1024-based), Data transfer rate

Data Transfer Time (current, 1000-based), Data transfer rate

For Runners and Joggers, Speed

Troy, Mass and weight

MJ
(megajoule)

International System (SI), Energy and Work

mkg
(metre-kilogram)

Common Units, Energy and Work

ml
(milliliter)

Metric, Capacity and volume

ml
(milliliter)

Metric, Capacity and volume

mm
(millimeter)

Metric, Distance and Length

mm
(millimeter)

Metric, Distance and Length

mm³
(cubic millimeter)

Metric, Capacity and volume

mm³
(cubic millimeter)

Metric, Capacity and volume

MMBTU
(Million BTU)

British and American, Energy and Work

mmfbm, mmbdft, mmbf
(million board-feet)

Lumber measure, Capacity and volume

mmol
(millimole)

Amount of Substance, Franctions and Percent

mm/s²
(millimeter per second squared)

Metric, Acceleration

MN/m²
(meganewton per square meter)

Metric, Stress and Pressure

Ancient Roman Dry Measure, Capacity and volume

Old Portuguese Dry Measure, Capacity and volume

mol
(mole)

Amount of Substance, Franctions and Percent

Moldovan Leu
(MDL)

European Currencies, Currency

mole
(mol)

Amount of Substance, Franctions and Percent

Mondopoint, Shoe Size Conversion

Mongolian Tugrik
(MNT)

Asian Currencies, Currency

Japanese, Mass and weight

Moroccan Dirham
(MAD)

African Curriencies, Currency

Illuminance examples, Illuminance

Old Spanish Liquid Measure, Capacity and volume

Mozambican Metical
(MZN)

African Curriencies, Currency

Japanese, Distance and Length

MPa
(megapascal)

Metric, Stress and Pressure

mpg
(mile per British gallon)

British system, Fuel economy

mpg
(mile per gallon)

U.S. system, Fuel economy

m/s²
(meter per second squared)

Metric, Acceleration

Mtce
(megatonne of coal equivalent)

Coal Energy Equivalent, Energy and Work

Mtoe
(megatonne of oil equivalent)

Oil Energy Equivalent, Energy and Work

Chinese units of 1915, Area

Chinese units of 1930, Area

Myanma Kyat
(MMK)

Asian Currencies, Currency

## N

n
(nano)

Metric Prefixes, Franctions and Percent

N
(newton (on Earth surface))

Metric, Mass and weight

British (Imperial) Measure, Distance and Length

Namibian Dollar
(NAD)

African Curriencies, Currency

nano
(n)

Metric Prefixes, Franctions and Percent

nanometer
(nm)

Metric, Distance and Length

Acute radiation syndrome, Radiation

nautical league
(naut.leag)

International Nautical Measure, Distance and Length

nautical mile
(naut.mi)

International Nautical Measure, Distance and Length

Nautical, Circular measure

naut.leag
(nautical league)

International Nautical Measure, Distance and Length

naut.mi
(nautical mile)

International Nautical Measure, Distance and Length

Ancient Egypt, Distance and Length

N/cm²
(newton per square centimeter)

Metric, Stress and Pressure

Nepalese Rupee
(NPR)

Asian Currencies, Currency

Currencies of the Caribbean, Currency

New Taiwan Dollar
(TWD)

Asian Currencies, Currency

newton centimeter
(Ncm)

Metric, Torque

newton meter
(Nm)

Metric, Torque

Metric, Mass and weight

newton per square centimeter
(N/cm²)

Metric, Stress and Pressure

newton per square meter
(N/m²)

Metric, Stress and Pressure

newton per square millimeter
(N/mm²)

Metric, Stress and Pressure

New Zealand Dollar
(NZD)

Currencies of Australia and Oceania, Currency

Thai units, Area

Nicaraguan Cordoba
(NIO)

Central American Currencies, Currency

Nigerian Naira
(NGN)

African Curriencies, Currency

Illuminance examples, Illuminance

Illuminance examples, Illuminance

Thai units, Distance and Length

nit
(nt)

Other units, Illuminance

nm
(nanometer)

Metric, Distance and Length

N/m²
(newton per square meter)

Metric, Stress and Pressure

N/mm²
(newton per square millimeter)

Metric, Stress and Pressure

Illuminance examples, Illuminance

Illuminance examples, Illuminance

Natural Gas Energy Equivalent, Energy and Work

North Korean Won
(KPW)

Asian Currencies, Currency

Norwegian Krone
(NOK)

European Currencies, Currency

Other units, Illuminance

nt
(nit)

Other units, Illuminance

## O

Ancient Greek, Mass and weight

Computer Connection Speed, Data transfer rate

Computer Connection Speed, Data transfer rate

Computer Connection Speed, Data transfer rate

Computer Connection Speed, Data transfer rate

Computer Connection Speed, Data transfer rate

Computer Connection Speed, Data transfer rate

Computer Connection Speed, Data transfer rate

Old Spanish, Mass and weight

Old Spanish Dry Measure, Capacity and volume

Number of Performers, Franctions and Percent

Old Portuguese Dry Measure, Capacity and volume

Old Portuguese, Mass and weight

Omani Rial
(OMR)

Middle East Currencies, Currency

Old Portuguese, Mass and weight

one eights
(1/8)

Fractions, Franctions and Percent

one fifth
(1/5)

Fractions, Franctions and Percent

one forth
(1/4)

Fractions, Franctions and Percent

one ninth
(1/9)

Fractions, Franctions and Percent

one seventh
(1/7)

Fractions, Franctions and Percent

one sixth
(1/6)

Fractions, Franctions and Percent

one tenth
(1/10)

Fractions, Franctions and Percent

one third
(1/3)

Fractions, Franctions and Percent

Old Spanish, Mass and weight

Ancient Greek, Distance and Length

osi, oz/in²
(ounce per square inch)

British and U.S. (Imperial system), Stress and Pressure

Ancient Roman, Mass and weight

ounce
(oz)

Avoirdupois (U.S.), Mass and weight

Apothecaries, Mass and weight

ounce
(ozt)

Troy, Mass and weight

ounce
(oz)

Avoirdupois (U.S. / British), Mass and weight

ounce-force
(ozf)

English Engineering and British Gravitational Units, Force

British and U.S., Torque

British and U.S., Density

ounce per cubic foot
(oz/ft³)

British and U.S., Density

ounce per cubic inch
(oz/in³)

British and U.S., Density

ounce per cubic yard
(oz/yd³)

British and U.S., Density

ounce per day
(oz/day)

U.S. and British Imperial, Flow rate by mass

ounce per hour
(oz/hour)

U.S. and British Imperial, Flow rate by mass

ounce per minute
(oz/min)

U.S. and British Imperial, Flow rate by mass

ounce per second
(oz/s)

U.S. and British Imperial, Flow rate by mass

British and U.S. (Imperial system), Stress and Pressure

ounce per square inch
(osi, oz/in²)

British and U.S. (Imperial system), Stress and Pressure

British and U.S., Density

ounce per U.S. gallon
(oz/gal)

British and U.S., Density

ounce per year
(oz/year)

U.S. and British Imperial, Flow rate by mass

oz
(fluid ounce)

U.S. Measure, Capacity and volume

oz
(ounce)

Avoirdupois (U.S.), Mass and weight

oz
(fluid ounce)

British Imperial Liquid And Dry, Capacity and volume

oz
(fluid ounce)

U.S. Liquid Measure, Capacity and volume

oz
(ounce)

Avoirdupois (U.S. / British), Mass and weight

oz/day
(ounce per day)

U.S. and British Imperial, Flow rate by mass

oz/hour
(ounce per hour)

U.S. and British Imperial, Flow rate by mass

oz/min
(ounce per minute)

U.S. and British Imperial, Flow rate by mass

oz/s
(ounce per second)

U.S. and British Imperial, Flow rate by mass

ozt
(ounce)

Troy, Mass and weight

oz/year
(ounce per year)

U.S. and British Imperial, Flow rate by mass

## P

p
(pico)

Metric Prefixes, Franctions and Percent

P
(peta)

Metric Prefixes, Franctions and Percent

Pa
(pascal)

Metric, Stress and Pressure

British (Imperial) Measure, Distance and Length

Quantity Units, Franctions and Percent

Pakistani Rupee
(PKR)

Asian Currencies, Currency

Ancient Greek, Distance and Length

Palladium (troy ounce)
(XPD)

Other Currencies and More, Currency

palm
(plm)

British (Imperial) Measure, Distance and Length

Ancient Roman, Distance and Length

Old Spanish, Distance and Length

Old Portuguese, Distance and Length

Old Portuguese, Area

Ancient Roman, Distance and Length

Ancient Roman, Distance and Length

Panamanian Balboa
(PAB)

Central American Currencies, Currency

Old Spanish Liquid Measure, Capacity and volume

Papua New Guinean Kina
(PGK)

Currencies of Australia and Oceania, Currency

Paraguayan Guarani
(PYG)

South American Currencies, Currency

Ancient Greek, Distance and Length

European footwear unit, Distance and Length

parsec
(pc)

Astronomical, Distance and Length

parts per billion
(ppb)

Percentages and Parts, Franctions and Percent

parts per million
(ppm)

Percentages and Parts, Franctions and Percent

pascal
(Pa)

Metric, Stress and Pressure

Old Spanish, Distance and Length

Old Portuguese, Distance and Length

Ancient Roman, Distance and Length

Pbit [Pibit]
(petabit [pebibit])

Data Storage and Transmission, Computer storage

Pb [PiB]
(petabyte [pebibyte])

Data Storage and Transmission, Computer storage

pc
(parsec)

Astronomical, Distance and Length

pc³
(cubic parsec)

Astronomical, Capacity and volume

Old Portuguese, Distance and Length

Ancient Greek, Distance and Length

peck
(pk)

British Imperial Liquid And Dry, Capacity and volume

peck
(pk)

U.S. Dry Measure, Capacity and volume

Ancient Egypt, Distance and Length

Ancient Egypt, Distance and Length

pennyweight
(dwt)

Troy, Mass and weight

percent
(%)

Percentages and Parts, Franctions and Percent

British Imperial Liquid And Dry, Capacity and volume

The American System of Measures (US Customary Units), Distance and Length

Old French, Distance and Length

permille
(‰)

Percentages and Parts, Franctions and Percent

Ancient Roman, Distance and Length

Peruvian Nuevo Sol
(PEN)

South American Currencies, Currency

Ancient Roman, Distance and Length

Ancient Roman, Distance and Length

peta
(P)

Metric Prefixes, Franctions and Percent

petabit [pebibit]
(Pbit [Pibit])

Data Storage and Transmission, Computer storage

petabyte [pebibyte]
(Pb [PiB])

Data Storage and Transmission, Computer storage

Old German, Mass and weight

ph
(phot)

Centimeter-Gram-Second System (CGS), Illuminance

Philippine Peso
(PHP)

Asian Currencies, Currency

phot
(ph)

Centimeter-Gram-Second System (CGS), Illuminance

physical atmosphere
(atm)

Atmosphere, Stress and Pressure

Typographical (British and U.S. - ATA system), Distance and Length

Typographical (British and U.S. - ATA system), Distance and Length

pico
(p)

Metric Prefixes, Franctions and Percent

Hong Kong, Mass and weight

Old Spanish, Distance and Length

Old Spanish, Area

Old French, Distance and Length

Biblical, Mass and weight

pint
(pt)

British Imperial Liquid And Dry, Capacity and volume

pint
(pt)

U.S. Dry Measure, Capacity and volume

pint
(pt)

U.S. Liquid Measure, Capacity and volume

pint (dry)
(pt)

U.S. Measure, Capacity and volume

pint (liquid)
(pt)

U.S. Measure, Capacity and volume

Old Portuguese Liquid Measure, Capacity and volume

pixel
(px)

Typographical (British and U.S. - ATA system), Distance and Length

pk
(peck)

British Imperial Liquid And Dry, Capacity and volume

pk
(peck)

U.S. Dry Measure, Capacity and volume

Planck area
(L²)

Natural units, Area

Planck density
(L⁻³M)

Natural units, Density

Planck energy
(L²MT⁻²)

Natural units, Energy and Work

Planck force
(LMT⁻²)

Natural units, Force

Planck length
(L)

Natural units, Distance and Length

Planck mass
(M)

Natural units, Mass and weight

Planck power
(L²MT⁻³)

Natural units, Power

Planck pressure
(L⁻¹MT⁻²)

Natural units, Stress and Pressure

Temperature increment conversion, Temperature increment

Temperature scale conversion, Temperature

Planck time
(T)

Natural units, Time

Planck volume
(L³)

Natural units, Capacity and volume

Platinum (troy ounce)
(XPT)

Other Currencies and More, Currency

Ancient Greek, Distance and Length

plm
(palm)

British (Imperial) Measure, Distance and Length

point
(pt)

Typographical (Europe - Didot system), Distance and Length

point
(pt)

Typographical (British and U.S. - ATA system), Distance and Length

point [PostScript]
(pt)

Typographical (British and U.S. - ATA system), Distance and Length

British (Imperial) Measure, Distance and Length

The American System of Measures (US Customary Units), Distance and Length

Old Portuguese, Distance and Length

Old Portuguese, Area

Polish Zloty
(PLN)

European Currencies, Currency

Ancient Roman, Distance and Length

Ancient Roman, Mass and weight

Old Portuguese, Distance and Length

Old Russian, Mass and weight

British (Imperial) Measure, Distance and Length

Old Portuguese Liquid Measure, Capacity and volume

Old French, Distance and Length

Old Russian, Mass and weight

pound
(lb)

Avoirdupois (U.S.), Mass and weight

Apothecaries, Mass and weight

Troy, Mass and weight

pound
(lb)

Avoirdupois (U.S. / British), Mass and weight

pound-force
(lbf)

English Engineering and British Gravitational Units, Force

British and U.S., Torque

British and U.S., Torque

British and U.S., Density

pound per cubic foot
(lb/ft³)

British and U.S., Density

pound per cubic inch
(lb/in³)

British and U.S., Density

pound per cubic yard
(lb/yd³)

British and U.S., Density

pound per day
(lb/day)

U.S. and British Imperial, Flow rate by mass

pound per hour
(lb/hour)

U.S. and British Imperial, Flow rate by mass

pound per minute
(lb/min)

U.S. and British Imperial, Flow rate by mass

pound per second
(lb/s)

U.S. and British Imperial, Flow rate by mass

British and U.S. (Imperial system), Stress and Pressure

pound per square inch
(psi)

British and U.S. (Imperial system), Stress and Pressure

British and U.S., Density

pound per U.S. gallon
(lb/gal)

British and U.S., Density

pound per year
(lb/year)

U.S. and British Imperial, Flow rate by mass

Ancient Greek, Distance and Length

ppb
(parts per billion)

Percentages and Parts, Franctions and Percent

ppm
(parts per million)

Percentages and Parts, Franctions and Percent

psi
(pound per square inch)

British and U.S. (Imperial system), Stress and Pressure

pt
(pint (liquid))

U.S. Measure, Capacity and volume

pt
(pint (dry))

U.S. Measure, Capacity and volume

pt
(pint)

British Imperial Liquid And Dry, Capacity and volume

pt
(pint)

U.S. Dry Measure, Capacity and volume

pt
(pint)

U.S. Liquid Measure, Capacity and volume

pt
(point)

Typographical (Europe - Didot system), Distance and Length

pt
(point)

Typographical (British and U.S. - ATA system), Distance and Length

pt
(point [PostScript])

Typographical (British and U.S. - ATA system), Distance and Length

Old Spanish, Distance and Length

Old Spanish, Distance and Length

Acute radiation syndrome, Radiation

px
(pixel)

Typographical (British and U.S. - ATA system), Distance and Length

Old Russian, Distance and Length

Ancient Greek, Distance and Length

Ancient Greek, Distance and Length

## Q

Qatari Rial
(QAR)

Middle East Currencies, Currency

Chinese units between 1930 and 1959, Mass and weight

Chinese units since 1959, Mass and weight

Chinese units of 1915 before 1930, Mass and weight

Chinese units of 1915, Area

Chinese units of 1930, Area

qt
(quart)

British Imperial Liquid And Dry, Capacity and volume

qt
(quart)

U.S. Dry Measure, Capacity and volume

qt
(quart)

U.S. Liquid Measure, Capacity and volume

British and American, Energy and Work

Ancient Roman Liquid Measure, Capacity and volume

quart
(qt)

British Imperial Liquid And Dry, Capacity and volume

quart
(qt)

U.S. Dry Measure, Capacity and volume

quart
(qt)

U.S. Liquid Measure, Capacity and volume

Old Portuguese Dry Measure, Capacity and volume

Old Portuguese, Mass and weight

Ancient Roman Dry Measure, Capacity and volume

Number of Performers, Franctions and Percent

Old Portuguese Liquid Measure, Capacity and volume

Old Portuguese Liquid Measure, Capacity and volume

Old Portuguese Dry Measure, Capacity and volume

Old French, Mass and weight

Old Portuguese, Mass and weight

Old Spanish, Mass and weight

Number of Performers, Franctions and Percent

## R

rack unit
(U)

Computer Equipment, Distance and Length

rad
(radian)

Common Units, Circular measure

radian
(rad)

Common Units, Circular measure

Radian, Angular velocity

Radian, Angular velocity

Radian, Angular velocity

US Surveyors' Measure, Distance and Length

US Surveyors' Measure, Distance and Length

rd
(rutherford)

Other units, Radioactivity

rd
(rod)

The American System of Measures (US Customary Units), Distance and Length

red shift
(z)

Astronomical, Distance and Length

Ancient Egypt, Distance and Length

Revolution, Angular velocity

Revolution, Angular velocity

Revolution, Angular velocity

Revolution, Angular velocity

Revolution, Angular velocity

Japanese, Distance and Length

Japanese, Distance and Length

rod
(rd)

The American System of Measures (US Customary Units), Distance and Length

Romanian Leu
(RON)

European Currencies, Currency

British (Imperial) Measure, Distance and Length

Old French, Area

Coal Energy Equivalent, Energy and Work

Russia and CIS (ex-USSR countries) Shoe Size, Shoe Size Conversion

Russian Ruble, ₽
(RUB)

Major World Currencies, Currency

Russia and CIS (ex-USSR countries) Shoe Size, Shoe Size Conversion

Artillery, Circular measure

Russia and CIS (ex-USSR countries) Shoe Size, Shoe Size Conversion

rutherford
(rd)

Other units, Radioactivity

Rwandan Franc
(RWF)

African Curriencies, Currency

## S

Saint Helena Pound
(SHP)

African Curriencies, Currency

Japanese, Capacity and volume

Thai units, Mass and weight

Salvadoran Colón
(SVC)

Central American Currencies, Currency

Samoan Tala
(WST)

Currencies of Australia and Oceania, Currency

African Curriencies, Currency

Thai units, Capacity and volume

Saudi Riyal
(SAR)

Middle East Currencies, Currency

Old Russian, Distance and Length

sb
(stilb)

Other units, Illuminance

Ancient Roman, Distance and Length

Ancient Greek, Distance and Length

Ancient Roman, Mass and weight

Apothecaries, Mass and weight

Biblical and Talmudic Dry Measure (Old Testament), Capacity and volume

Nautical, Speed

second
('')

Common Units, Circular measure

For Runners and Joggers, Speed

For Runners and Joggers, Speed

Data Transfer Time (older, 1024-based), Data transfer rate

Data Transfer Time (current, 1000-based), Data transfer rate

For Runners and Joggers, Speed

Data Transfer Time (older, 1024-based), Data transfer rate

Data Transfer Time (current, 1000-based), Data transfer rate

For Runners and Joggers, Speed

Car performance, Acceleration

Car performance, Acceleration

Car performance, Acceleration

Car performance, Acceleration

Thai units, Mass and weight

Old Portuguese Dry Measure, Capacity and volume

Ancient Roman, Mass and weight

Ancient Roman Dry Measure, Capacity and volume

Thai units, Distance and Length

Number of Performers, Franctions and Percent

Serbian Dinar
(RSD)

European Currencies, Currency

Common Units, Circular measure

Ancient Roman Dry Measure, Capacity and volume

Ancient Roman Liquid Measure, Capacity and volume

Number of Performers, Franctions and Percent

Seychellois Rupee
(SCR)

African Curriencies, Currency

British (Imperial) Measure, Distance and Length

British (Imperial) Measure, Distance and Length

Japanese, Capacity and volume

Japanese, Distance and Length

Chinese units of 1915, Capacity and volume

Chinese units of 1930, Capacity and volume

Biblical, Mass and weight

Chinese units of 1915, Capacity and volume

Chinese units of 1930, Capacity and volume

Ancient Egypt, Distance and Length

Old Russian Liquid Measure, Capacity and volume

Avoirdupois (U.S. / British), Mass and weight

British and U.S., Torque

Avoirdupois (U.S.), Mass and weight

Avoirdupois (U.S. / British), Mass and weight

U.S. and British Imperial, Flow rate by mass

U.S. and British Imperial, Flow rate by mass

U.S. and British Imperial, Flow rate by mass

U.S. and British Imperial, Flow rate by mass

U.S. and British Imperial, Flow rate by mass

Japanese, Capacity and volume

Old Russian Liquid Measure, Capacity and volume

Thai units, Mass and weight

Ancient Roman, Mass and weight

Sierra Leonean Leone
(SLL)

African Curriencies, Currency

Silver (troy ounce)
(XAG)

Other Currencies and More, Currency

Singapore Dollar
(SGD)

Asian Currencies, Currency

Chinese units of 1915, Distance and Length

Chinese units of 1930, Distance and Length

Chinese units between 1930 and 1959, Mass and weight

Chinese units since 1959, Mass and weight

British (Imperial) Measure, Distance and Length

Other units, Illuminance

slope percent
(%)

Slope (grade) units, Circular measure

slope permille
(‰)

Slope (grade) units, Circular measure

slug per cubic foot
(slug/ft³)

English Engineering and British Gravitational Units, Density

slug per cubic inch
(slug/in³)

English Engineering and British Gravitational Units, Density

slug per cubic yard
(slug/yd³)

English Engineering and British Gravitational Units, Density

Thai units, Distance and Length

Ancient Roman, Mass and weight

Number of Performers, Franctions and Percent

Solomon Islands Dollar
(SBD)

Currencies of Australia and Oceania, Currency

Thai units, Mass and weight

Somali Shilling
(SOS)

African Curriencies, Currency

South African Rand
(ZAR)

African Curriencies, Currency

South Korean Won
(KRW)

Asian Currencies, Currency

sp
(span)

British (Imperial) Measure, Distance and Length

Biblical, Distance and Length

span
(sp)

British (Imperial) Measure, Distance and Length

The American System of Measures (US Customary Units), Distance and Length

Other Currencies and More, Currency

Speed constants and examples, Speed

Speed constants and examples, Speed

Ancient Greek, Distance and Length

Ancient Roman, Area

Ancient Roman, Area

Old Russian, Area

square centimeter
(cm²)

Metric, Area

square centimeter
(cm²)

Metric, Area

square decimeter
(dm²)

Metric, Area

Ancient Roman, Area

Old Russian, Area

square foot
(ft²)

British (Imperial) And U.S. System, Area

square foot
(ft²)

British (Imperial) And U.S. System, Area

square inch
(in²)

British (Imperial) And U.S. System, Area

square inch
(in²)

British (Imperial) And U.S. System, Area

square kilometer
(km²)

Metric, Area

square kilometer
(km²)

Metric, Area

square meter
(m²)

Metric, Area

square meter
(m²)

Metric, Area

British (Imperial) And U.S. System, Area

British (Imperial) And U.S. System, Area

square millimeter
(mm²)

Metric, Area

square millimeter
(mm²)

Metric, Area

Ancient Roman, Area

Ancient Roman, Area

Old French, Area

Old French, Area

British (Imperial) And U.S. System, Area

Old French, Area

Old Russian, Area

square yard
(yd²)

British (Imperial) And U.S. System, Area

square yard
(yd²)

British (Imperial) And U.S. System, Area

Sri Lankan Rupee
(LKR)

Asian Currencies, Currency

Ancient Greek, Distance and Length

Ancient Greek, Distance and Length

Ancient Greek, Distance and Length

Ancient Roman, Distance and Length

Free Fall Acceleration (Solar System), Acceleration

Natural Gas Energy Equivalent, Energy and Work

Lumber measure, Capacity and volume

stilb
(sb)

Other units, Illuminance

Avoirdupois (U.S. / British), Mass and weight

CNC Memory Capacity, Computer storage

CNC Memory Capacity, Computer storage

Sudanese Pound
(SDG)

African Curriencies, Currency

Japanese, Distance and Length

Surinamese Dollar
(SRD)

South American Currencies, Currency

Swazi Lilangeni
(SZL)

African Curriencies, Currency

Swedish Krona
(SEK)

European Currencies, Currency

Swiss Franc, Fr
(CHF)

Major World Currencies, Currency

Astronomical, Time

Astronomical, Time

Astronomical, Time

Syrian Pound
(SYP)

Middle East Currencies, Currency

## T

T
(tera)

Metric Prefixes, Franctions and Percent

Computer Connection Speed, Data transfer rate

Cooking (Australian), Capacity and volume

Cooking (International), Capacity and volume

Cooking (U.S.), Capacity and volume

Hong Kong, Mass and weight

Hong Kong, Mass and weight

Tajikistani Somoni
(TJS)

Asian Currencies, Currency

Biblical, Mass and weight

Ancient Greek, Mass and weight

Thai units, Mass and weight

Tanzanian Shilling
(TZS)

African Curriencies, Currency

Japanese, Area

Thai units, Area

Tbit [Tibit]
(terabit [tebibit])

Data Storage and Transmission, Computer storage

Tbps
(terabit per second)

Basic Units of Data Transfer Rate, Data transfer rate

TB/s
(terabyte per second)

Byte-based Transfer Rate Units (current, 1000-based), Data transfer rate

Tb [TiB]
(terabyte [tebibyte])

Data Storage and Transmission, Computer storage

tce
(tonne of coal equivalent)

Coal Energy Equivalent, Energy and Work

t/day
(tonne per day)

Metric, Flow rate by mass

Cooking (Australian), Capacity and volume

Cooking (International), Capacity and volume

Cooking (U.S.), Capacity and volume

Transfer Rate per Different Time Units (older, 1024-based), Data transfer rate

Transfer Rate per Different Time Units (older, 1024-based), Data transfer rate

Transfer Rate per Different Time Units (older, 1024-based), Data transfer rate

tebibyte per second
(TiB/s)

Byte-based Transfer Rate Units (older, 1024-based), Data transfer rate

Transfer Rate per Different Time Units (older, 1024-based), Data transfer rate

Atmosphere, Stress and Pressure

tera
(T)

Metric Prefixes, Franctions and Percent

terabit per second
(Tbps)

Basic Units of Data Transfer Rate, Data transfer rate

terabit [tebibit]
(Tbit [Tibit])

Data Storage and Transmission, Computer storage

Transfer Rate per Different Time Units (current, 1000-based), Data transfer rate

Transfer Rate per Different Time Units (current, 1000-based), Data transfer rate

Transfer Rate per Different Time Units (current, 1000-based), Data transfer rate

terabyte per second
(TB/s)

Byte-based Transfer Rate Units (current, 1000-based), Data transfer rate

Transfer Rate per Different Time Units (current, 1000-based), Data transfer rate

terabyte [tebibyte]
(Tb [TiB])

Data Storage and Transmission, Computer storage

Ancient Greek, Mass and weight

th
(thou)

British (Imperial) Measure, Distance and Length

Thai units, Capacity and volume

Thai units, Capacity and volume

British and American, Energy and Work

thou
(th)

British (Imperial) Measure, Distance and Length

t/hour
(tonne per hour)

Metric, Flow rate by mass

thousand board-feet
(mfbm, mbdft, mbf)

Lumber measure, Capacity and volume

Natural Gas Energy Equivalent, Energy and Work

Natural Gas Energy Equivalent, Energy and Work

British and U.S. (Imperial system), Stress and Pressure

TiB/s
(tebibyte per second)

Byte-based Transfer Rate Units (older, 1024-based), Data transfer rate

t/min
(tonne per minute)

Metric, Flow rate by mass

toe
(tonne of oil equivalent)

Oil Energy Equivalent, Energy and Work

Old Portuguese, Distance and Length

Old French, Distance and Length

Old Portuguese Liquid Measure, Capacity and volume

Old Portuguese, Mass and weight

Old Spanish, Mass and weight

Tongan Paʻanga
(TOP)

Currencies of Australia and Oceania, Currency

Metric, Mass and weight

Metric, Mass and weight

Gravitational Metric System, Force

Metric, Torque

Metric, Torque

TNT Energy Equivalent, Energy and Work

tonne of coal equivalent
(tce)

Coal Energy Equivalent, Energy and Work

tonne of oil equivalent
(toe)

Oil Energy Equivalent, Energy and Work

tonne per cubic meter
(t/m³)

Metric System, Density

tonne per day
(t/day)

Metric, Flow rate by mass

tonne per hour
(t/hour)

Metric, Flow rate by mass

tonne per minute
(t/min)

Metric, Flow rate by mass

tonne per second
(t/s)

Metric, Flow rate by mass

tonne per year
(t/year)

Metric, Flow rate by mass

TNT Energy Equivalent, Energy and Work

British and U.S. (Imperial system), Stress and Pressure

British and U.S. (Imperial system), Stress and Pressure

Japanese, Capacity and volume

South American Currencies, Currency

Number of Performers, Franctions and Percent

Astronomical, Time

t/s
(tonne per second)

Metric, Flow rate by mass

Hong Kong units, Distance and Length

Tunisian Dinar
(TND)

African Curriencies, Currency

Turkish Lira
(TRY)

Middle East Currencies, Currency

Turkmenistani Manat
(TMT)

Asian Currencies, Currency

Typographical (British and U.S. - ATA system), Distance and Length

t/year
(tonne per year)

Metric, Flow rate by mass

## U

U
(rack unit)

Computer Equipment, Distance and Length

Ugandan Shilling
(UGX)

African Curriencies, Currency

Ukrainian Hryvnia
(UAH)

European Currencies, Currency

Computer Connection Speed, Data transfer rate

Computer Connection Speed, Data transfer rate

Ancient Roman, Distance and Length

unit
(1)

Quantity Units, Franctions and Percent

Middle East Currencies, Currency

United States Dollar, $
(USD)

Major World Currencies, Currency

Ancient Roman Liquid Measure, Capacity and volume

Uruguayan Peso
(UYU)

South American Currencies, Currency

Computer Connection Speed, Data transfer rate

Computer Connection Speed, Data transfer rate

Computer Connection Speed, Data transfer rate

US Nautical Measure, Distance and Length

US fathom
(fath)

US Nautical Measure, Distance and Length

U.S. gallon per day
(gal/day)

U.S. and British Imperial, Flow rate by volume

U.S. gallon per hour
(gph)

U.S. and British Imperial, Flow rate by volume

U.S. gallon per minute
(gpm)

U.S. and British Imperial, Flow rate by volume

U.S. gallon per second
(gps)

U.S. and British Imperial, Flow rate by volume

U.S. gallon per year
(gal/year)

U.S. and British Imperial, Flow rate by volume

US Nautical Measure, Distance and Length

U.S. refrigeration ton
(USRT)

British and American, Power

Uzbekistan Som
(UZS)

Asian Currencies, Currency

## V

Computer Connection Speed, Data transfer rate

Vanuatu Vatu
(VUV)

Currencies of Australia and Oceania, Currency

Old Portuguese, Distance and Length

Old Spanish, Distance and Length

Old Spanish, Area

Old Portuguese, Area

Old Russian Dry Measure, Capacity and volume

Old Russian Liquid Measure, Capacity and volume

South American Currencies, Currency

Old Russian, Distance and Length

Old Russian, Distance and Length

Vietnamese Dong
(VND)

Asian Currencies, Currency

Old Russian Liquid Measure, Capacity and volume

Old Russian Liquid Measure, Capacity and volume

volt-ampere
(VA)

International System (SI), Power

## W

watt hour
(W*h)

Common Units, Energy and Work

watt second
(W*s)

Common Units, Energy and Work

Thai units, Distance and Length

W*h
(watt hour)

Common Units, Energy and Work

Computer Connection Speed, Data transfer rate

Computer Connection Speed, Data transfer rate

Computer Connection Speed, Data transfer rate

W*s
(watt second)

Common Units, Energy and Work

## X

## Y

y
(yocto)

Metric Prefixes, Franctions and Percent

Y
(yotta)

Metric Prefixes, Franctions and Percent

yard
(yd)

The American System of Measures (US Customary Units), Distance and Length

yard
(yd)

British (Imperial) Measure, Distance and Length

yard
(yd)

The American System of Measures (US Customary Units), Distance and Length

yd
(yard)

The American System of Measures (US Customary Units), Distance and Length

yd
(yard)

British (Imperial) Measure, Distance and Length

yd
(yard)

The American System of Measures (US Customary Units), Distance and Length

yd³
(cubic yard)

British and U.S. derivatives of length units, Capacity and volume

Yemeni Rial
(YER)

Middle East Currencies, Currency

Chinese units of 1915, Distance and Length

Chinese units of 1930, Distance and Length

Thai units, Capacity and volume

yocto
(y)

Metric Prefixes, Franctions and Percent

yotta
(Y)

Metric Prefixes, Franctions and Percent

Thai units, Distance and Length

## Z

z
(zepto)

Metric Prefixes, Franctions and Percent

z
(red shift)

Astronomical, Distance and Length

Z
(zetta)

Metric Prefixes, Franctions and Percent

Zambian Kwacha
(ZMW)

African Curriencies, Currency

Old German, Mass and weight

zepto
(z)

Metric Prefixes, Franctions and Percent

zetta
(Z)

Metric Prefixes, Franctions and Percent

Chinese units of 1915, Distance and Length

Chinese units of 1930, Distance and Length

Zimbabwean Dollar
(ZWL)

African Curriencies, Currency

Old Russian, Mass and weight