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watt

Pronunciation: /wɒt/

(abbreviation: W)
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Definition of watt

noun

  • the SI unit of power, equivalent to one joule per second, corresponding to the rate of consumption of energy in an electric circuit where the potential difference is one volt and the current one ampere.

Origin:

late 19th century: named after James Watt (see Watt, James)

watt in other Oxford dictionaries

Definition of watt in the US English dictionary