tera·​watt | \ ˈter-ə-ˌwät How to pronounce terawatt (audio) \

Definition of terawatt

: a unit of power equal to one trillion watts

Examples of terawatt in a Sentence

Recent Examples on the Web

Global energy use of all types (including fuels) is about 18 terawatts today, so this is a scenario where all the fuel a growing world could want are made in the Sahara, and Africa's drinking water is probably desalinated, to boot. Scott K. Johnson, Ars Technica, "Carpeting Sahara with wind and solar farms could make it rain," 8 Sep. 2018 The researchers simulated the effects of around 79 terawatts of solar panels and 3 terawatts of wind turbines. Avery Thompson, Popular Mechanics, "How Solar Panels in the Sahara Could Make It Rain More," 7 Sep. 2018 To put that number in perspective, the total amount of solar power added by all the world’s nations in 2017 was slightly less than a tenth of a terawatt, so this research isn’t immediately relevant for today’s renewable installations. Avery Thompson, Popular Mechanics, "How Solar Panels in the Sahara Could Make It Rain More," 7 Sep. 2018 This future scenario also includes electric vehicle (EV) growth. BNEF forecasts that EVs will add 3,461 terawatt-hours of electricity demand around the world by 2050. Megan Geuss, Ars Technica, "Report: World trending to hit 50% renewables, 11% coal by 2050," 20 June 2018 Together, the four nuclear plants produced 40 terawatt-hours of energy in 2017 — more energy than was produced by PJM’s entire fleet of wind and solar plants (30 TWh). David Roberts, Vox, "The simple argument for keeping nuclear power plants open," 5 Apr. 2018 Humans used over 20,000 terawatt-hours of electricity in 2016 alone, and building enough solar plants and wind farms to produce that much energy is a Herculean task. Avery Thompson, Popular Mechanics, "Planned Solar Farm Would Be Hundreds of Times Bigger Than World's Current Largest," 4 Apr. 2018 The report notes as of Tuesday, electricity consumption from Bitcoin rose to a record high of 47.4 terawatt-hours, citing the Digiconomist bitcoin analysis blog. Dino Grandoni, Washington Post, "The Energy 202: Democratic senators demand Pruitt recuse himself from rewriting Clean Power Plan," 7 Feb. 2018 Miners of bitcoin and other cryptocurrencies could require up to 140 terawatt-hours of electricity in 2018, about 0.6 percent of the global total. Joanna Ossinger, Bloomberg.com, "Five Things You Need to Know to Start Your Day," 11 Jan. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'terawatt.' 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 terawatt

1970, in the meaning defined above

History and Etymology for terawatt

tera- + watt

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Statistics for terawatt

Last Updated

23 Apr 2019

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Time Traveler for terawatt

The first known use of terawatt was in 1970

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having no equal

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