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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Aalo Atomics, one of the companies participating in the program, will be building its product – a 10 megawatt reactor – on land at the Idaho National Laboratory. Christian Datoc, The Washington Examiner, 17 Oct. 2025 Google is an investor in CFS and has previously agreed to purchase 200 megawatts of power from the first ARC power plant, expected in the early 2030s. Aman Tripathi, Interesting Engineering, 17 Oct. 2025 With the addition of solar and batteries on homes, hundreds of megawatts can be freed up or fed back into the grid to prevent blackouts during extreme weather while rewarding participating homeowners. Bloomberg, Mercury News, 16 Oct. 2025 Saudi and Emirati private sector investments also span several projects, including an agreement with the United Arab Emirates's renewable champion Masdar to produce 1,000 megawatts of energy. Emma Graham, CNBC, 15 Oct. 2025 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 21 Oct. 2025.

Medical Definition

megawatt

noun
mega·​watt ˈmeg-ə-ˌwät How to pronounce megawatt (audio)
: one million watts
abbreviation MW
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!