hydroelectric

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hy·dro·e·lec·tric / ˌhīdrōəˈlektrik/ • adj. relating to or denoting the generation of electricity using flowing water (typically from a reservoir held behind a dam or other barrier) to drive a turbine that powers a generator.DERIVATIVES: hy·dro·e·lec·tric·i·ty / -əlekˈtrisitē/ n.

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