giga·​watt | \ ˈji-gə-ˌwät How to pronounce gigawatt (audio) , ˈgi- How to pronounce gigawatt (audio) \

Definition of gigawatt

: a unit of power equal to one billion watts

Examples of gigawatt in a Sentence

Recent Examples on the Web Benchmark Mineral Intelligence estimates global demand for electric vehicle lithium-ion batteries will jump 50% this year from 2020’s level to 223 gigawatt-hours, then double to 443 GWh in 2023. Alan Ohnsman, Forbes, "Tesla Tech Whiz Is Mining Riches From Your Old Batteries," 6 May 2021 California has never built more than 2.7 gigawatts of non-rooftop solar power or 1 gigawatt of wind power in a year. Los Angeles Times, "California’s climate challenge: Move fast, don’t break things," 25 Mar. 2021 The H2Teesside facility in northeast England could produce 1 gigawatt of hydrogen — a fifth of the U.K. government’s target — by 2030, and would capture and store 2 million tons of carbon dioxide a year. Washington Post, "Unemployment benefits claims rose last week, despite improving labor market," 18 Mar. 2021 Among the latter, BP won two 1.5 gigawatt U.K. offshore wind leases in February by bidding almost double the amount fetched by similar-sized leases at the same sale. Rochelle Toplensky, WSJ, "Big Oil Faces Off Against Clean-Energy Giants," 2 Mar. 2021 NuScale, which was spun out of Oregon State University in 2007 and has benefited from DOE support, has designed a small modular nuclear reactor the company says will be safer, cheaper, and more flexible that a conventional gigawatt power reactor. Adrian Cho, Science | AAAS, "Several U.S. utilities back out of deal to build novel nuclear power plant," 4 Nov. 2020 That's a lot of energy as 1 gigawatt can power roughly 300,000 homes in the West. Jon Gambrell, Star Tribune, "In Dubai, oil-rich UAE sees a new wonder: A coal power plant," 22 Oct. 2020 Bocek says the company has plans to scale its production up to a 10 gigawatt-hour facility within five years. Daniel Oberhaus, Wired, "AI Is Throwing Battery Development Into Overdrive," 12 Oct. 2020 The goal is to get battery production at 100 gigawatt-hours by 2022 and 3 terawatt-hours by 2030. Roberto Baldwin, Car and Driver, "Tesla Battery Day: Tesla Promises $25,000 EV in Three Years," 22 Sep. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'gigawatt.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of gigawatt

circa 1962, in the meaning defined above

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Time Traveler for gigawatt

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The first known use of gigawatt was circa 1962

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Statistics for gigawatt

Last Updated

18 May 2021

Cite this Entry

“Gigawatt.” Dictionary, Merriam-Webster, Accessed 18 May. 2021.

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