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stopwatch

[ stop-woch ]
/ ˈstɒpˌwɒtʃ /
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noun
a watch with a hand or hands that can be stopped or started at any instant, used for precise timing, as in races.
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Origin of stopwatch

First recorded in 1730–40; stop + watch
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use stopwatch in a sentence

British Dictionary definitions for stopwatch

stopwatch
/ (ˈstɒpˌwɒtʃ) /

noun
a type of watch used for timing events, such as sporting events, accurately, having a device for stopping the hand or hands instantly
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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