stopwatch

US /ˈstɑːp.wɑːtʃ/
UK /ˈstɑːp.wɑːtʃ/
"stopwatch" picture
1.

stopwatch, chronometer

a watch with a button that starts or stops the movement of the hands, used for measuring the time taken by an event

:
The coach used a stopwatch to time the runners.
De coach gebruikte een stopwatch om de lopers te timen.
He clicked the stopwatch to begin the experiment.
Hij klikte op de stopwatch om het experiment te beginnen.