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 hydropower generators at Greers Ferry Dam had been idle all day, so the Little Red was very low, with just a hint of current. Bryan Hendricks, Arkansas Online, 15 Feb. 2026 The states are struggling to find a way to save enough water so that the two largest reservoirs on the river and in the nation — Lakes Mead and Powell — retain water levels capable of producing hydropower and of supplying downstream users in the Lower Basin and Mexico. N'dea Yancey-Bragg, USA Today, 13 Feb. 2026 Most of the options that Reclamation has studied to date lead to unacceptable risks of dead pool at Lake Mead — a prospect that strands water behind Hoover Dam as the surface level drops below hydropower and outlet tubes, said John Berggren, regional policy manager for Western Resource Advocates. Brandon Loomis, AZCentral.com, 13 Feb. 2026 That helps ensure there’s enough water later in the year for agriculture, cities, hydropower electric systems and more. Dorany Pineda, Los Angeles Times, 11 Feb. 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 22 Feb. 2026.

Kids Definition

hydropower

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