: 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 electric motor can’t exceed a power output of 750 watts and can only provide assistance when the rider is pedaling, according to the city rules.
—
Taylor O'Connor, Kansas City Star, 8 Sep. 2025
The interior was quiet at high speeds and over rough surfaces, and the 12-speaker, 570-watt Bose audio system performed brilliantly.
—Mark Phelan, USA Today, 7 Sep. 2025
The interior was quiet at high speeds and over rough surfaces, and the 12-speaker, 570-watt Bose audio system performed brilliantly.
—Mark Phelan, Freep.com, 4 Sep. 2025
There’s also the 300-watt pack that’s still strong enough to charge and run most of your electronics.
—Christopher Murray
May Earn A Commission If You Buy Through Our Referral Links. This Content Was Created By A Team That Works Independently From The Fox Newsroom., FOXNews.com, 4 Sep. 2025
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Taylor O'Connor, Kansas City Star, 8 Sep. 2025
The interior was quiet at high speeds and over rough surfaces, and the 12-speaker, 570-watt Bose audio system performed brilliantly.
—Mark Phelan, USA Today, 7 Sep. 2025
The interior was quiet at high speeds and over rough surfaces, and the 12-speaker, 570-watt Bose audio system performed brilliantly.
—Mark Phelan, Freep.com, 4 Sep. 2025
There’s also the 300-watt pack that’s still strong enough to charge and run most of your electronics.
—Christopher Murray
May Earn A Commission If You Buy Through Our Referral Links. This Content Was Created By A Team That Works Independently From The Fox Newsroom., FOXNews.com, 4 Sep. 2025
See All Example Sentences for watt
Cite this Entry
“Watt.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/watt. Accessed 9 Sep. 2025.
Copy CitationKids 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
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