: the absolute meter-kilogram-second unit of power equal to the work done at the rate of one joule per second or to the power produced by a current of one ampere across a potential difference of one volt : ¹/₇₄₆ horsepower
Examples of watt in a Sentence
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The hair dryers on our list range from 1,500 to 2,000 watts, which is a good benchmark for wattage.
—Alyssa Brascia, People.com, 11 Dec. 2024
The center of gravity for computing is bifurcating, where, aside from datacenter AI training, performance per watt is the name of the game.
—Patrick Moorhead, Forbes, 6 Dec. 2024
Powering the adventure is a fifth-generation Bosch Performance Line CX mid-drive motor that peaks at 600 watts.
—Paul Ridden, New Atlas, 5 Dec. 2024
KitchenAid Deluxe Series stand mixers The KitchenAid Deluxe sits somewhere between the Classic and Artisan series mixers in terms of retail price point and motor power at 300 watts.
—Tiffany Hopkins, Bon Appétit, 29 Nov. 2024
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Word History
Etymology
James Watt †1819
First Known Use
1882, in the meaning defined above
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Cite this Entry
“Watt.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/watt. Accessed 24 Dec. 2024.
Kids Definition
watt
noun
: a unit of power equal to the work done at the rate of one joule per second
Etymology
named for James Watt 1736–1819 Scottish engineer
Medical Definition
watt
noun
: the absolute mks unit of power equal to the work done at the rate of one joule per second or to the power produced by a current of one ampere across a potential difference of one volt : ¹/₇₄₆ horsepower
Biographical Definition
More from Merriam-Webster on watt
Nglish: Translation of watt for Spanish Speakers
Britannica English: Translation of watt for Arabic Speakers
Britannica.com: Encyclopedia article about watt
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