timer

1 ENTRIES FOUND:
timer /ˈtaɪmɚ/ noun
plural timers
timer
/ˈtaɪmɚ/
noun
plural timers
Britannica Dictionary definition of TIMER
[count]
1 
: a special watch that is used to measure the amount of time that is taken to finish a race, a test, etc. : stopwatch
also : a person who uses such a watch to time someone or something
2 
a  : a device that makes a sound when a certain amount of time has passed
b  : a device that can be set to turn something (such as a light) on or off at a certain time — often used after on