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.
Amazon, Google, and Meta have each contracted for multiple gigawatts of clean energy, with Amazon alone announcing 133 new renewable energy projects in 2023. John Kerry, semafor.com, 6 Nov. 2025 In the first six months of 2025, India added 22 gigawatts of solar and wind power, more than the United States. Emma Burleigh, Fortune, 6 Nov. 2025 OpenAI will deploy 6 gigawatts of AMD’s Instinct graphics processing units over multiple years and across multiple generations of hardware, the companies said, beginning with an initial 1-gigawatt rollout of chips in the second half of next year. Jordan Novet, CNBC, 4 Nov. 2025 Humain plans to build up to six gigawatts in data center capability across the country by 2034, with a rolodex of key AI partners, including Nvidia, AMD, Amazon Web Services, Qualcomm and Cisco. Tala Alrajjal, CNN Money, 2 Nov. 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 9 Nov. 2025.

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