joule
Meaning
In the International System of Units, the derived unit of energy, work and heat; the work required to exert a force of one newton for a distance of one metre. Equivalent to one watt of power for a duration of one second. Symbol: J
Pronounced as (IPA)
/d͡ʒuːl/
Etymology
Named after English physicist James Prescott Joule (1818–1889). The surname is a variant of Joel.
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