IPA: /ˈhaɪdroʊˌpaʊər/
KK: /haɪdroʊˌpaʊər/
Energy that is generated from the movement of water, often used to produce electricity.
The dam generates hydropower that supplies energy to thousands of homes.
Hydropower is formed from "hydro-" (from Greek "hudor", meaning water) and "power" (from Latin "potere", meaning to be able or to have power). The word refers to power generated from the movement or flow of water.
Think of 'water' ('hydro-') being used to create 'power' — that's how hydropower works.