Showing results for hydropower. Search instead for hydropowers.

hydropower

American

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

noun

hydroelectric power.

hydropower British

/ ˈhaɪdrəʊˌpaʊə /

noun

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.

They found that some hydropower plants give off small amounts of planet-heating gases, while in some extreme cases, emissions can be “greater than those from coal-fired power plants” per kilowatt of electricity generated.

From Los Angeles Times • Apr. 15, 2026

The Colorado River and its network of tributaries supply water to seven U.S. states and Mexico, supporting drinking water, farming, and hydropower.

From Science Daily • Apr. 14, 2026

So is hydropower following two historically dry summers.

From The Wall Street Journal • Feb. 28, 2026

Retired Indian diplomat Rakesh Sood described New Delhi's ties with Nepal as "extensive", encompassing trade, tourism and hydropower.

From Barron's • Feb. 26, 2026

Industrial exports included gold, mercury, uranium, and hydropower.

From The 1996 CIA World Factbook by United States. Central Intelligence Agency

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023