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from The American Heritage® Dictionary of the English Language, 4th Edition

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

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. that generates electricity by converting the energy of moving water
  • adj. of or relating to the electricity so produced


hydro- +‎ electric (Wiktionary)



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