time clock

noun

Synonyms of time clocknext
: a clock that stamps starting and quitting times on an employee's time card

Examples of time clock in a Sentence

Recent Examples on the Web
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Humphreys and his colleagues have demonstrated how a mock Starlink service can produce navigation and timing solutions with 10-meter-level accuracy if Starlink supplies the real-time clock and orbit corrections—albeit only after a minutes-long processing delay. Andrew Cunningham, ArsTechnica, 11 May 2026 The show originated at a design museum in Saint-Étienne; Musée des Arts et Métiers has supplemented it with lemons from its permanent collection, such as the ten-hour decimal-time clock, used during the French Revolution. Lauren Collins, New Yorker, 20 Apr. 2026 As mentioned in an earlier column, nature’s time clock seems to be a little ahead this spring. Ernie Cowan, San Diego Union-Tribune, 29 Mar. 2026 Generally speaking, the twice-a-year daylight saving time clock changes are unpopular. Clara Harter, Los Angeles Times, 7 Mar. 2026 See All Example Sentences for time clock

Word History

First Known Use

1887, in the meaning defined above

Time Traveler
The first known use of time clock was in 1887

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Cite this Entry

“Time clock.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/time%20clock. Accessed 14 May. 2026.

Kids Definition

time clock

noun
: a clock that stamps an employee's starting and quitting times on his or her time card

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