Definition of Timer

a small device that makes a sound when a certain number of seconds, minutes, or hours has passed

Examples of Timer in a sentence

The chef set a timer so that he would be alerted after the lasagna had cooked for twenty minutes.  🔊

Using a pocket timer, the runner recorded how many minutes it took him to run a mile.  🔊

The terrorist warned that when the bomb’s timer finished counting down, the explosive would detonate.  🔊

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