megawatt

noun

mega·​watt ˈme-gə-ˌwät How to pronounce megawatt (audio)
: one million watts

Examples of megawatt in a Sentence

Recent Examples on the Web
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Millstone, the older of the two plants, was first opened in the 1970s and currently consists of two reactor units with a total capacity of 2,100 megawatts of electricity, enough to power roughly 2 million homes. John Moritz, Hartford Courant, 6 June 2026 From there, the batteries will also be deployed to other B2U energy storage projects at sites across California and Texas, including a 24 megawatt-hour energy storage project in Bexar County, Texas, that could support Waymo’s growing deployment in San Antonio. Jeremy Hsu, ArsTechnica, 4 June 2026 The tests, conducted at GE’s facility in Peebles, Ohio, validated the full integrated megawatt-class hybrid-electric system. Chris Young, Interesting Engineering, 3 June 2026 According to the statement, Xcel has identified resource adequacy as a growing concern for several years and has proposed multiple solutions, including a near-term procurement plan designed to add 3,800 megawatts of new generation capacity. Dillon Thomas, CBS News, 2 June 2026 See All Example Sentences for megawatt

Word History

Etymology

mega- + watt

First Known Use

circa 1900, in the meaning defined above

Time Traveler
The first known use of megawatt was circa 1900

Browse Nearby Words

Cite this Entry

“Megawatt.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/megawatt. Accessed 9 Jun. 2026.

Medical Definition

megawatt

noun
mega·​watt ˈmeg-ə-ˌwät How to pronounce megawatt (audio)
: one million watts
abbreviation MW
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