Is “Timer” a Scrabble word?
Yes
TIMER
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Timer
/ˈtaɪmɚ/
noun
1.Someone or something which times.
2.A device used to measure amounts of time.
3.Any electronic function that causes a device to be able to do something automatically after a preset amount of time.