Definitions of energy unit
noun
a unit of measurement for work
synonyms:
heat unit , work unit
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types:
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erg
a cgs unit of work or energy; the work done by a force of one dyne acting over a distance of one centimeter
eV , electron volt
a unit of energy equal to the work done by an electron accelerated through a potential difference of 1 volt
J , joule , watt second
a unit of electrical energy equal to the work done when a current of one ampere passes through a resistance of one ohm for one second
calorie , gram calorie , small calorie
unit of heat defined as the quantity of heat required to raise the temperature of 1 gram of water by 1 degree centigrade at atmospheric pressure
Calorie , kilocalorie , kilogram calorie , large calorie , nutritionist's calorie
a unit of heat equal to the amount of heat required to raise the temperature of one kilogram of water by one degree at one atmosphere pressure; used by nutritionists to characterize the energy-producing potential in food
B.Th.U. , BTU , British thermal unit
a unit of heat equal to the amount of heat required to raise one pound of water one degree Fahrenheit at one atmosphere pressure; equivalent to 251.997 calories
therm
a unit of heat equal to 100,000 British thermal units
watt-hour
a unit of energy equal to the power of one watt operating for one hour
B.T.U. , Board of Trade unit , kW-hr , kilowatt hour
a unit of energy equal to the work done by a power of 1000 watts operating for one hour
foot-pound
a unit of work equal to a force of one pound moving through a distance of one foot
foot-ton
2240 foot-pounds
foot-poundal
a unit of work equal to a force of one poundal moving through a distance of one foot
horsepower-hour
a unit of work equal to the work done by one horsepower in one hour
kilogram-meter
a unit of work equal to the work done by a one kilogram force operating through a distance of one meter
type of:
unit , unit of measurement
any division of quantity accepted as a standard of measurement or exchange
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