joule

Noun
  1. 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 (synset 113748184)
    is a type of: energy unit, heat unit, work unit - a unit of measurement for work
    has: erg - a cgs unit of work or energy; the work done by a force of one dyne acting over a distance of one centimeter
    same as: j, watt second
  2. English physicist who established the mechanical theory of heat and discovered the first law of thermodynamics (1818-1889) (synset 111112730)
    is an instance of: physicist - a scientist trained in physics
    same as: james prescott joule

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