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joule

   Also found in: Medical, Legal, Financial, Acronyms, Encyclopedia, Wikipedia, Hutchinson 0.07 sec.
joule  (jl, joul)
n. Abbr. J or j
1. The International System unit of electrical, mechanical, and thermal energy.
2.
a. A unit of electrical energy equal to the work done when a current of one ampere is passed through a resistance of one ohm for one second.
b. A unit of energy equal to the work done when a force of one newton acts through a distance of one meter. See Table at measurement.
[After James Prescott Joule.]
joule [jool]
Noun
Physics the SI unit of work or energy [after J P Joule, physicist]
joule  (jl, joul)
The SI derived unit used to measure energy or work. One joule is equal to the energy used to accelerate a body with a mass of one kilogram using one newton of force over a distance of one meter. One joule is also equivalent to one watt-second.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.joulejoule - 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
J, watt second
energy unit, heat unit, work unit - a unit of measurement for work
erg - a cgs unit of work or energy; the work done by a force of one dyne acting over a distance of one centimeter
2.Joule - English physicist who established the mechanical theory of heat and discovered the first law of thermodynamics (1818-1889)
James Prescott Joule


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