timer

tim|er /t'aɪmər/ (timers)
[N-COUNT]
A timer is a device that measures time, especially one that is part of a machine and causes it to start or stop working at specific times.
...electronic timers that automatically switch on the lights when it gets dark.
see also egg timeregg tim|er (egg timers)
also egg-timer
[N-COUNT]
An egg timer is a device that measures the time needed to boil an egg.

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