noun
- a large wheel turned by flowing water, used to operate machinery or generate power
Examples
- The old mill’s waterwheel turned slowly in the stream.
- They restored the historic waterwheel to working condition.
- The waterwheel powered the grain mill for over a century.
- Water flowed over the wooden paddles of the waterwheel.
- The museum demonstrates how a waterwheel generates electricity.
- Moss grew on the abandoned waterwheel by the creek.