hydroelectric
adj. B2 Upper Intermediate US //ˌhaɪdɹoʊɪˈɫɛktɹɪk// UK //hˌaɪdɹəʊlˈɛktɹɪk// hy·dro·elec·tric
adj. using the power of moving water to create electricity.
adj. relating to the generation of electricity through the use of flowing water to drive turbines.
The city gets its power from a hydroelectric dam.
Many mountainous regions invest in hydroelectric power because their steep rivers provide a constant source of energy.
While hydroelectric projects offer a renewable alternative to fossil fuels, the construction of large-scale reservoirs can significantly alter local ecosystems and displace riverside communities.
From hydro- + electric.
Usage
Typically used attributively before nouns like 'power', 'dam', or 'plant'.