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.
Elon Musk’s xAI will build a 500-megawatt data center in Saudi Arabia. Liz Hoffman, semafor.com, 20 Nov. 2025 Unit 1 has a capacity of 835 megawatts. Sujita Sinha, Interesting Engineering, 19 Nov. 2025 The 835-megawatt reactor can power the equivalent of approximately 800,000 homes, the Department of Energy said. CBS News, 19 Nov. 2025 Constellation signed a deal in late 2024 with Microsoft to restart the 835-megawatt reactor, which shut in 2019, and which would offset Microsoft’s data center electricity use. Reuters 19 Hr Ago, CNN Money, 18 Nov. 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 24 Nov. 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
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