A clock that used the flow of water to measure time.
More example sentences
- At night, one of the monks always had to stay awake keeping an eye on the water clock or the sand clock.
- He is credited with the invention of a rain gauge, a water clock, and a sundial.
- He raised his hand, muscles flowing in and out of place like a water clock resetting itself.
Definition of water clock in:
- The US English dictionary