water clock

noun

Definition of water clock

: an instrument designed to measure time by the fall or flow of a quantity of water

called also clepsydra

Examples of water clock in a Sentence

Recent Examples on the Web Its short, digestible sections are instead about candy bracelets, water clocks, the birds that fly above Jerusalem’s checkpoints, the taste of Coca-Cola in prison. Charles Finch, Washington Post, "Colum McCann’s ‘Apeirogon’ takes an elliptical approach to the unending Middle East conflict," 10 Mar. 2020 The need to gauge the divisions of the day and night led the ancient Egyptians, Greeks and Romans to create sundials, water clocks and other early chronometric tools. William J. H. Andrewes, Scientific American, "Time Keeping Has a Long, Colorful History," 23 Jan. 2012

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'water clock.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of water clock

1601, in the meaning defined above

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Time Traveler for water clock

Time Traveler

The first known use of water clock was in 1601

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Cite this Entry

“Water clock.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/water%20clock. Accessed 7 Jul. 2020.

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More from Merriam-Webster on water clock

Thesaurus: All synonyms and antonyms for water clock

Rhyming Dictionary: Words that rhyme with water clock

Britannica.com: Encyclopedia article about water clock

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