terawatt

noun

tera·​watt ˈter-ə-ˌwät How to pronounce terawatt (audio)
: a unit of power equal to one trillion watts

Examples of terawatt 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.
Every terawatt-hour of domestic renewable generation is a terawatt-hour that no adversary can weaponize. David Frykman, Fortune, 25 Mar. 2026 While Musk didn't disclose a timeframe for the project, Tesla's corporate account said in a social media post that the factory will ultimately manufacture 1 terawatt of chip output per year. Aimee Picchi, CBS News, 23 Mar. 2026 Looking further ahead, Musk proposed establishing an industrial base on the Moon to unlock petawatt-scale computing—1,000 times greater than current terawatt ambitions. Jijo Malayil, Interesting Engineering, 22 Mar. 2026 According to a 2024 report from the International Energy Agency (IEA), data centers accounted for approximately 4% of the nation's electrical grid, or 183 terawatt-hours (roughly the equivalent of the entire country of Pakistan's electricity usage). Neil Strebig, Memphis Commercial Appeal, 5 Mar. 2026 See All Example Sentences for terawatt

Word History

Etymology

tera- + watt

First Known Use

1970, in the meaning defined above

Time Traveler
The first known use of terawatt was in 1970

Browse Nearby Words

Cite this Entry

“Terawatt.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/terawatt. Accessed 4 Apr. 2026.

Kids Definition

terawatt

noun
tera·​watt ˈter-ə-ˌwät How to pronounce terawatt (audio)
: a unit of power equal to one trillion watts
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