watermill
noun
- structure that uses a water wheel or turbine to drive a mechanical process
Wiktionary
noun
Etymology: From water + mill.
- A mill powered by water.
“Near-synonym: water engine”
- A mill powered by water.
“Upstream from the house is a watermill, cased in gleaming white weather-boarding, which has been restored to working order. Near by is the water-driven turbine which [Rudyard] Kipling had installed in 1902 to light his mansion with electricity.”