List of supported units

See also: Unit notation.

All SI-accepted units support metric prefixes (mm, cm, km, … or millimeter, centimeter, kilometer, …) and — where sensible — units allow for binary prefixes (MiB, GiB, … or mebibyte, gibibyte, …).

DimensionUnit nameIdentifier(s)
AbsorbedDoseGraygray, grays, Gy
ActivityBecquerelbecquerel, becquerels, Bq
AmountOfSubstanceMolemol, mole, moles
AngleMinute of arcarcmin, arcminute, arcminutes
AngleSecond of arcarcsec, arcsecond, arcseconds
AngleDegreedeg, degree, degrees, °
AngleGradiangon, gons, grad, grade, grades, gradian, gradians, grads
AngleRadianrad, radian, radians
AngleRevolutionrev, revolution, revolutions
AngleTurnturn, turns
AreaAcreacre, acres
AreaAreare
AreaBarnbarn, barns
AreaFootball fieldfootballfield
AreaHectareha, hectare, hectares
BeatBeatbeat, beats
Beat / TimeBeats per minutebpm, BPM
CapacitanceFaradF, farad, farads
CatalyticActivityKatalkat, katal, katals
CurrentAmpereA, ampere, amperes
DigitalInformationBitbit, bits
DigitalInformationByteB, byte, Byte, bytes, Bytes, octet, Octet, octets, Octets
DigitalInformation / TimeBits per secondbps
DotDotdot, dots
Dot / LengthDots per inchdpi
DynamicViscosityPoisepoise
ElectricChargeAmpere-hourAh, amperehour
ElectricChargeCoulombC, coulomb, coulombs
ElectricConductanceSiemensS, siemens
ElectricResistanceOhmohm, ohms, Ω,
EnergyBritish thermal unitBTU, Btu
EnergyCaloriecal, calorie, calories
EnergyElectron voltelectronvolt, electronvolts, eV
EnergyErgerg, ergs
EnergyHartreehartree, hartrees
EnergyJouleJ, joule, joules
EnergyPlanck energyplanck_energy
EnergyRydberg unit of energyRy
EnergyWatt-hourwatthour, Wh
EquivalentDoseSievertsievert, sieverts, Sv
ForceDynedyn, dyne
ForceKilogram-forcekgf, kilogram_force
ForceNewtonN, newton, newtons
ForceOunce-forceounce_force, ozf
ForcePound-forcelbf, pound_force
Force / VolumeMercuryHg
FrameFrameframe, frames
Frame / TimeFrames per secondfps
FrequencyHertzhertz, Hz
FrequencyRevolutions per minuterpm, RPM
IlluminanceFoot-candlefc, footcandle, footcandles
IlluminanceLuxlux, lx
InductanceHenryH, henries, henry, henrys
KinematicViscosityStokesSt, stokes
LengthÅngströmangstrom, angstroms, Å,
LengthAstronomical unitastronomicalunit, astronomicalunits, au, AU
LengthBohrbohr
LengthFathomfathom, fathoms
LengthFermifermi
LengthFootfeet, foot, ft
LengthFurlongfurlong, furlongs
LengthInchin, inch, inches
LengthLeagueleague, leagues
LengthLight-yearlightyear, lightyears, ly
LengthMetrem, meter, meters, metre, metres
LengthMicronmicron
LengthMilemi, mile, miles
LengthNautical Milenautical_mile, nautical_miles, NM, nmi
LengthParsecparsec, parsecs, pc
LengthPlanck lengthplanck_length
LengthRack unitrackunit, rackunits, RU, U
LengthUS rodperch, rod, rods
LengthSmootsmoot
LengthStoney lengthstoney_length
LengthThousandth of an inchmil, mils, thou
LengthYardyard, yards, yd
Length / VolumeMiles per gallonmpg
Length^2darcydarcies, darcy, darcys
LuminousFluxLumenlm, lumen, lumens
LuminousIntensityCandelacandela, candelas, cd
MagneticFieldStrengthOerstedOe, oersted
MagneticFluxMaxwellmaxwell, Mx
MagneticFluxWeberWb, weber, webers
MagneticFluxDensityGaussgauss
MagneticFluxDensityTeslaT, tesla, teslas
MassDaltonDa, dalton, daltons
MassFirkinfirkin, firkins
MassGraingrain, grains
MassGramg, gram, gramme, grammes, grams
MassHundredweightcwt, long_hundredweight
MassLong tonlong_ton, long_tons
MassOunceounce, ounces, oz
MassPlanck massplanck_mass
MassPoundlb, lbs, pound, pounds
MassStonestone
MassStoney massstoney_mass
MassTonnemetricton, ton, tonne, tonnes, tons
MolalityMolalmolal
MolarityMolarmolar
MoneyAustralian dollarA$, AUD, australian_dollar, australian_dollars
MoneyBrazilian realbrazilian_real, brazilian_reals, BRL, R$
MoneyPound sterlingbritish_pound, GBP, pound_sterling, £
MoneyBulgarian levBGN, bulgarian_lev, bulgarian_leva
MoneyCanadian dollarC$, CAD, canadian_dollar, canadian_dollars
MoneyCzech korunaczech_koruna, czech_korunas, CZK,
MoneyDanish kronedanish_krone, danish_kroner, DKK
MoneyUS dollar$, dollar, dollars, USD
MoneyEuroEUR, euro, euros,
MoneyHong Kong dollarHK$, HKD, hong_kong_dollar, hong_kong_dollars
MoneyHungarian forintFt, HUF, hungarian_forint, hungarian_forints
MoneyIcelandic krónaicelandic_krona, icelandic_kronur, icelandic_króna, icelandic_krónur, ISK
MoneyIndian rupeeindian_rupee, indian_rupees, INR,
MoneyIndonesian rupiahIDR, indonesian_rupiah, indonesian_rupiahs, Rp
MoneyIsraeli new shekelILS, israeli_new_shekel, israeli_new_shekels, NIS,
MoneyMalaysian ringgitmalaysian_ringgit, malaysian_ringgits, MYR, RM
MoneyNew Zealand dollarnew_zealand_dollar, new_zealand_dollars, NZ$, NZD
MoneyNorwegian kroneNOK, norwegian_krone, norwegian_kroner
MoneyPhilippine pesophilippine_peso, philippine_pesos, PHP,
MoneyPolish złotyPLN, polish_zloty, polish_zlotys,
MoneyChinese yuanCNY, renminbi, yuan,
MoneyRomanian leulei, romanian_leu, romanian_leus, RON
MoneySingapore dollarS$, SGD, singapore_dollar, singapore_dollars
MoneySouth African randsouth_african_rand, ZAR
MoneySouth Korean wonKRW, south_korean_won, south_korean_wons,
MoneySwedish kronaSEK, swedish_krona, swedish_kronor
MoneySwiss francCHF, swiss_franc, swiss_francs
MoneyThai bahtthai_baht, thai_bahts, THB, ฿
MoneyTurkish liraTRY, turkish_lira, turkish_liras,
MoneyJapanese yenJPY, yen, ¥,
PersonPersoncapita, people, person, persons
PiecePiecepiece, pieces
PixelPixelpixel, pixels, px
Pixel / LengthPixels per inchppi
PowerMetric horsepowerhorsepower, hp
PowerWattW, watt, watts
PressureStandard atmosphereatm, atmosphere, atmospheres
PressureBarbar, bars
PressureInch of mercuryinHg
PressureKilopound-force per square inchksi, KSI
PressureMillimeter of mercurymmHg
PressureMegapound-force per square inchmpsi, MPSI
PressurePascalPa, pascal, pascals
PressurePound-force per square inchpsi, PSI
PressureTorrtorr
ScalarBillionbillion
ScalarDozendozen
ScalarHundredhundred
ScalarMillionmillion
ScalarParts per billionpartsperbillion, ppb
ScalarParts per millionpartspermillion, ppm
ScalarParts per quadrillionpartsperquadrillion, ppq
ScalarParts per trillionpartspertrillion, ppt
ScalarPercent%, pct, percent
ScalarQuadrillionquadrillion
ScalarQuintillionquintillion
ScalarThousandthousand
ScalarTrilliontrillion
SolidAngleSteradiansr, steradian, steradians
TemperatureKelvinK, kelvin, kelvins
TemperaturePlanck temperatureplanck_temperature
TimeCenturycenturies, century
TimeDayd, day, days
TimeDecadedecade, decades
TimeFortnightfortnight, fortnights
TimeGregorian yeargregorian_year, gregorian_years
TimeHourh, hour, hours, hr
TimeJulian yearjulian_year, julian_years
TimeMillenniummillennia, millennium
TimeMinutemin, minute, minutes
TimeMonthmonth, months
TimePlanck timeplanck_time
TimeSeconds, sec, second, seconds
TimeSidereal daysidereal_day, sidereal_days
TimeStoney timestoney_time
TimeWeekweek, weeks
TimeTropical yeartropical_year, tropical_years, year, years, yr
VelocityKnotkn, knot, knots, kt
VelocityKilometres per hourkph
VelocityMiles per hourmph
VoltageVoltV, volt, volts
VolumeCubic centimetrecc, ccm
VolumeUS cupcup, cups
VolumeUS fluid ouncefloz, fluidounce, fluidounces
VolumeUS liquid gallongal, gallon, gallons
VolumeUS hogsheadhogshead, hogsheads
VolumeImperial Bushelimperial_bushel, imperial_bushels, UK_bu
VolumeImperial Fluid Drachmimperial_fluid_drachm, imperial_fluid_drachms, UK_fldr
VolumeImperial Fluid Ounceimperial_fluidounce, imperial_fluidounces, UK_floz
VolumeImperial Gallonimperial_gallon, imperial_gallons, UK_gal
VolumeImperial Gillimperial_gill, imperial_gills, UK_gi
VolumeImperial Pintimperial_pint, imperial_pints, UK_pt
VolumeImperial Quartimperial_quart, imperial_quarts, UK_qt
VolumeLitrel, L, liter, liters, litre, litres
VolumeUS liquid pintpint, pints
VolumeSwimming poolswimmingpool
VolumeUS tablespoontablespoon, tablespoons, tbsp
VolumeUS teaspoonteaspoon, teaspoons, tsp