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English definition of “hydroelectric”

hydroelectric

adjective uk   /ˌhaɪ.drəʊ.ɪˈlek.trɪk/ us    /-droʊ-/
producing electricity by the force of fast moving water such as rivers or waterfalls: a hydroelectric power station
hydroelectricity
noun [U] uk   /-lekˈtrɪs.ɪ.ti/ us    /-lekˈtrɪs.ə.t̬i/
(Definition of hydroelectric from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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