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watt definition

watt (wät)

noun

the basic unit of electric, mechanical, or thermal power in the SI and MKS systems, equal to one joule per second or 10 ergs per second ( of a horsepower): for electric power it is equal to one volt-ampere: abbrev. W

Etymology: after James Watt: name proposed (1882) by Sir William Siemens

Watt definition

Watt (wät)

Watt, James 1736-1819; Scot. engineer & inventor: pioneer in the development of the steam engine

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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