hydropower

noun

hy·​dro·​pow·​er ˈhī-drə-ˌpau̇(-ə)r How to pronounce hydropower (audio)
: hydroelectric power

Examples of hydropower 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.
The government expects electricity consumption to keep rising this year and plans to rely more on coal and hydropower. J.d. Capelouto, semafor.com, 27 Apr. 2026 Reduced water releases from Powell could be a significant hit to Hoover’s hydropower, cutting it 40% as early as this fall, according to the agency. Cnn.com Wire Service, Mercury News, 24 Apr. 2026 Beyond its foundational role in farming and hydropower, H2O has become a critical resource in AI data centers, used to cool servers and prevent them from overheating. Sasha Rogelberg, Fortune, 23 Apr. 2026 Low water levels at Powell will also impact Lake Mead — the nation’s largest reservoir —downstream, as well as its hydropower operations at the Hoover Dam. Chris Dolce, CNN Money, 23 Apr. 2026 See All Example Sentences for hydropower

Word History

First Known Use

1933, in the meaning defined above

Time Traveler
The first known use of hydropower was in 1933

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Cite this Entry

“Hydropower.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydropower. Accessed 1 May. 2026.

Kids Definition

hydropower

noun
hy·​dro·​pow·​er ˈhī-drə-ˌpau̇(-ə)r How to pronounce hydropower (audio)
: hydroelectric power
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