Water clock — Wa ter clock An instrument or machine serving to measure time by the fall, or flow, of a certain quantity of water; a clepsydra. [1913 Webster] … The Collaborative International Dictionary of English
water clock — n. a device for measuring time by the fall or flow of water; clepsydra … English World dictionary
Water clock — For the individual water clock at The Children s Museum of Indianapolis, see Water clock (Indianapolis). A display of two outflow water clocks from the Ancient Agora Museum in Athens. The top is an original from the late 5th century BC. The… … Wikipedia
water clock — noun clock that measures time by the escape of water • Syn: ↑clepsydra, ↑water glass • Hypernyms: ↑clock * * * ˈwater clock 7 [water clock] n … Useful english dictionary
water clock — noun historical a clock that used the flow of water to measure time … English new terms dictionary
water clock — wa′ter clock n. hor a device, as a clepsydra, for measuring time by the flow of water • Etymology: 1595–1605 … From formal English to slang
water clock — noun Date: 1601 an instrument designed to measure time by the fall or flow of a quantity of water called also clepsydra … New Collegiate Dictionary
water clock — noun a) A device for measuring time by letting water flow out of a container, usually through a tiny aperture. b) A clepsydra … Wiktionary
water clock — /ˈwɔtə klɒk/ (say wawtuh klok) noun a device, as a clepsydra, for measuring time by the flow of water …
water clock — device used for setting a specific period of time … English contemporary dictionary