hydropower

[hahy-druh-pou-er]

Origin of hydropower

First recorded in 1930–35; hydro-1 + power
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for hydropower

hydropower

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

Word Origin and History for hydropower
n.

1933, from hydro- + power (n.).

Online Etymology Dictionary, © 2010 Douglas Harper