hy·​dro·​pow·​er | \ ˈhī-drə-ˌpau̇(-ə)r How to pronounce hydropower (audio) \

Definition of hydropower

: hydroelectric power

Examples of hydropower in a Sentence

Recent Examples on the Web

The Steyer mandate would also bar utilities from counting obvious forms of renewable energy, such as nuclear (now 29% of the state energy mix) and most hydropower (6%). The Editorial Board, WSJ, "Tom Steyer’s Energy Orders," 19 Oct. 2018 The new line, which would terminate north of Portland, will supply New England, including Maine, with hydropower that could save the region about $3.9 billion in electricity costs over 20 years, the company has estimated. Jon Kamp, WSJ, "In Need of Electricity, Massachusetts Looks to the North—Again," 6 July 2018 The Xe Pian-Xe Namnoy hydropower project is part of Laos’s long-running plans to turn itself into a major power producer in Southeast Asia, supplying larger neighbors such as Thailand and Vietnam. James Hookway, WSJ, "Hundreds Missing in Laos After Dam Collapses," 24 July 2018 Even sources with stalled growth—like hydropower, which has faced protest from indigenous people in Brazil, to name one example—still expect to see global growth. David Grossman, Popular Mechanics, "Renewable Energy Will Grow Massively Across The Globe by 2023, Says IEA Report," 9 Oct. 2018 In Brazil the firms together run hydropower stations, and constitute one of the largest private energy producers. The Economist, "Portugal’s energy giant may sell to a Chinese state-owned utility," 19 May 2018 Two years ago, lawmakers required utilities to make big purchases of offshore wind electricity and hydropower, and the critics say the state needs more time to let that legislation take effect. Jon Chesto, BostonGlobe.com, "Mass. lawmakers wrap up work on energy legislation," 13 July 2018 Renewables—mainly hydropower and biofuels—currently account for 10 percent of the country’s energy needs. Nathanael Johnson, WIRED, "Where Can Climate Activists Find Common Ground?," 9 July 2018 Even conventional hydropower only has an average capacity factor of 45.2 percent. Megan Geuss, Ars Technica, "Scotland’s floating wind farm is showing how powerful offshore wind can be," 4 Mar. 2018

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

1933, in the meaning defined above

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4 Feb 2019

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The first known use of hydropower was in 1933

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English Language Learners Definition of hydropower

: electricity produced from machines that are run by moving water

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