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.
To meet this soaring demand, the U.S. is adding 46 gigawatts of natural gas capacity by 2030—equivalent to the entire electricity system of Norway. Diana Spehar, Forbes, 25 Feb. 2025 Corporations led much of the push to buy clean power in 2024, with companies signing up to buy 28 gigawatts of zero-carbon power. Elizabeth Weise, USA TODAY, 22 Feb. 2025 For perspective, the Diablo Canyon nuclear plant in San Luis Obispo produces 2.2 gigawatts of capacity, which accounts for about 9% of the state’s power mix each year. Rob Nikolewski, San Diego Union-Tribune, 21 Feb. 2025 At least 17 gigawatts of low-cost photovoltaics were imported from China before the end of 2024, and the country was one of the world’s biggest solar installers last year. Troy Aidan Sambajon, The Christian Science Monitor, 15 Feb. 2025 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

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Cite this Entry

“Gigawatt.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gigawatt. Accessed 3 Mar. 2025.

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