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Definition of "hydroelectric" []

  • Generating electricity by conversion of the energy of running water. (adjective)
  • Of, relating to, or using electricity so generated. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "hydroelectric" in a sentence
  • "Of course, hydroelectric is there, but haven't most of the useful places been utilized."
  • "He criticized the military's proposal to buy generators and diesel fuel for the energy-starved city of Kandahar and supported a longer-term hydroelectric dam project."
  • "Most of our power comes from petroleum fired steam plants, about 25% from hydroelectric, which is nearly maxed out, a little from a few nuke plants, most of which are nearing the end of service."