Breadcrumb Home > Thesaurus > W Synonyms of watt Find synonyms for: Noun 1. watt, W, power unit usage: a unit of power equal to 1 joule per second; the power dissipated by a current of 1 ampere flowing across a resistance of 1 ohm 2. Watt, James Watt usage: Scottish engineer and inventor whose improvements in the steam engine led to its wide use in industry (1736-1819) WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of watt (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: locution Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language