gigawatt

noun

giga·​watt ˈji-gə-ˌwät How to pronounce gigawatt (audio) ˈgi- How to pronounce gigawatt (audio)
: a unit of power equal to one billion watts

Examples of gigawatt 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.
This means that in a large gigawatt reactor, less than 30 tonnes of used fuel is produced per year. David Szondy, New Atlas, 28 Dec. 2024 The deal calls for enough of the reactors to deliver 12 gigawatts of electricity. Benedict Cosgrove, Newsweek, 19 Dec. 2024 Oklo would have to build 240 reactors of that size by 2044 to meet the 12 gigawatt deployment goal. Spencer Kimball, CNBC, 18 Dec. 2024 That black powder could supply 20 gigawatt hours of cells, enough to power 100,000 to 200,000 EVs, or millions of consumer devices like phones. IEEE Spectrum, 10 Dec. 2024 See all Example Sentences for gigawatt 

Word History

First Known Use

circa 1962, in the meaning defined above

Time Traveler
The first known use of gigawatt was circa 1962

Dictionary Entries Near gigawatt

Cite this Entry

“Gigawatt.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gigawatt. Accessed 21 Jan. 2025.

Last Updated: - Updated example sentences
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