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hydropower

American  
[hahy-druh-pou-er] / ˈhaɪ drəˌpaʊ ər /

noun

  1. hydroelectric power.


hydropower British  
/ ˈhaɪdrəʊˌpaʊə /

noun

  1. hydroelectric power

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of hydropower

First recorded in 1930–35; hydro- 1 + power

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Drought also saps hydropower output, driving natural-gas and coal burning, something that happened in China during the last El Niño.

From The Wall Street Journal • May 28, 2026

In Perth and Kinross, roles are concentrated on the abundant hydropower schemes, which have existed for decades, along with newer onshore wind farms such as the Griffin Scheme near Aberfeldy.

From BBC • May 26, 2026

In China, President Xi Jinping has called for a rapid acceleration of a new energy system, emphasizing massive development in wind, solar and hydropower to safeguard energy security.

From Salon • May 16, 2026

Already reeling from the effects of conflict in the Middle East, Asia is now facing the prospect of strong El Nino conditions that could spike energy demand, sap hydropower, and damage crops.

From Barron's • May 5, 2026

Press reports in early 2007 indicated that two international aluminum companies were considering building smelters in Greenland to take advantage of local hydropower potential.

From The 2008 CIA World Factbook by United States. Central Intelligence Agency

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