Definition of


  1. (noun, person) English physicist who established the mechanical theory of heat and discovered the first law of thermodynamics (1818-1889)
  2. (noun, quantity) 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

via WordNet, Princeton University

Alternate forms of Joule

Hypernyms: energy unit, heat unit, work unit

Origin of the word Joule

  1. "unit of electrical energy," 1882, coined in recognition of British physicist James P. Joule (1818-89). more

via Online Etymology Dictionary, ©2001 Douglas Harper

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