# Generated from udunits2-derived.xml


# standard unit of angular measure, an angle that creates an arc in a
# circle equal in length to that circle's radius (roughly 57.3
# degrees); as a ratio of two lengths, it has no dimension
# [comment] SI derived unit
radian = [] = rad = radians

# standard unit of solid angle measure, it is the solid angle which
# cuts out an area on a sphere that is the square of the sphere's
# radius; as a ratio of two areas, it has no dimension
# [comment] SI derived unit
steradian = rad ** 2 = sr = steradians

# unit of frequency meaning one cycle per second
# [comment] SI derived unit
hertz = 1 / s = Hz = hertzes

# unit of mass equal to one thousandth of a kilogram
# [comment] SI derived unit
gram = 1e-3 * kg = g = grams

# unit of force; the amount needed to accelerate 1 kilogram of mass at
# the rate of 1 metre per second squared
# [comment] SI derived unit
newton = m * kg / s ** 2 = N = newtons

# unit of pressure (force per unit area) equal to one newton per
# square meter
# [comment] SI derived unit
pascal = N / m ** 2 = Pa = pascals

# standard unit of work or energy, equal to the work done by a force
# of one newton acting along a distance of one meter
# [comment] SI derived unit
joule = N * m = J = joules

# standard unit of power, equivalent to one joule per second, and
# equal to one ampere flowing across a potential difference of one
# volt
# [comment] SI derived unit
watt = J / s = W = watts

# standard unit of electric charge, the quantity of electricity
# transported in one second by a current of one ampere
# [comment] SI derived unit
coulomb = s * A = C = coulombs

# standard unit of electric potential difference (and electromotive
# force); the difference of potential between two points of a
# conductor carrying a constant current of one ampere and dissipating
# one watt of power
# [comment] SI derived unit
volt = W / A = V = volts

# standard unit of capacitance; the amount which, when a capacitor is
# charged to a potential difference of one volt, carries a charge of
# one coulomb
# [comment] SI derived unit
farad = C / V = F = farads

# standard unit of electrical resistance; the resistance between two
# points of a conductor when a constant potential difference of 1.0
# volt, applied to these points, produces in the conductor a current
# of 1.0 ampere
# [comment] SI derived unit
# [comment @ Ω] Greek capital letter omega (preferred)
# [comment @ Ω] OHM SIGN
ohm = V / A = Ω = ohms = Ω

# unit of electric conductance; the reciprocal of one ohm
# [comment] SI derived unit
siemens = A / V = S = siemenses

# unit of magnetic flux (product of the average magnetic field times
# the perpendicular area that it penetrates), expressed as volt-
# seconds
# [comment] SI derived unit
weber = V * s = Wb = webers

# unit of flux density, equal to one weber per square meter
# [comment] SI derived unit
tesla = Wb / m ** 2 = T = teslas

# unit of inductance; where a circuit's current changes at a constant
# rate of 1 ampere per second, results in a generation of 1 V of
# potential difference
# [comment] SI derived unit
henry = Wb / A = H = henries

# unit (and scale) of temperature, with same magnitude as the kelvin
# and a zero-point offset of 273.15
# [comment] SI derived unit
# [comment @ °C] DEGREE SIGN
degree_Celsius = K; offset: 273.15 = °C = degrees_Celsius

# unit of luminous flux, a measure of the total "amount" of visible
# light emitted by a source; one candela-steradian
# [comment] SI derived unit
lumen = cd * sr = lm = lumens

# unit of illuminance and luminous emittance, measuring luminous flux
# per unit area, and used as a measure of intensity of light; equal to
# one lumen per square meter
# [comment] SI derived unit
lux = lm / m ** 2 = lx = luxes

# unit of catalytic activity (property of a catalyst, such as an
# enzyme); expresses the ability to break 1 mole of bonds per second
# under specified conditions
# [comment] SI derived unit
katal = mol / s = kat = katals

# unit of radioactivity; the activity of a quantity of material in
# which one nucleus decays per second (hence, equivalent to one unit
# per second)
# [comment] SI derived unit with special names/symbols admitted for
# reasons of safeguarding human health
# [comment @ becquerel = becquerels] Is an alias because '1/s' is
# already mapped to 'hertz' and 'Hz'
# [comment @ Bq] Is an alias because '1/s' is already mapped to
# 'hertz' and 'Hz'
@alias hertz = becquerel = becquerels = Bq

# unit of ionizing radiation, a measure of the absorbed dose of
# radiation; absorption of one joule of radiation energy by one
# kilogram of matter
# [comment] SI derived unit with special names/symbols admitted for
# reasons of safeguarding human health
gray = J / kg = Gy = grays

# unit of ionizing radiation dose, measuring the health effect of low
# levels of ionizing radiation on the human body
# [comment] SI derived unit with special names/symbols admitted for
# reasons of safeguarding human health
@alias gray = sievert = sieverts = Sv
