timer

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Pronunciation[change]

Noun[change]

Singular
timer

Plural
timers

A timer
  1. A timer is a device that times something.
    1. A timer tells you when a certain amount of time is over. You set the timer for a the amount of time you want; after that amount of time it will let know in some way (often a bell will ring).
    2. A timer tells how much time has passed since it was started.