timer

noun

tim·​er ˈtī-mər How to pronounce timer (audio)
: one that times: such as
a
: timepiece
especially : a stopwatch for timing races
c
: a device (such as a clock) that indicates by a sound the end of an interval of time or that starts or stops a device at predetermined times

Examples of timer in a Sentence

He was the official timer for the race. She set the timer on the oven for one hour. The timer is set to go off in 15 minutes.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Cluster projectiles detonate based on a timer, not a proximity trigger. Stephan Pechdimaldji, Newsweek, 13 Dec. 2024 Set a timer for every 30 minutes to stretch or walk around. Julian Chokkattu, WIRED, 20 Dec. 2024 This adorable breathing Buddha light helps people time their meditative breathing without using an imposing timer or distracting clock. Veronica Booth, Rolling Stone, 20 Dec. 2024 This set includes 260 cards, an electronic timer, game board and decorative Blockbuster sign, all housed in a retro VHS-style box. Clipology – The Premier Streaming Board Game $14.59 $24.99 42% off Buy Now On Amazon Prefer something a little more contemporary? Tim Chan, Variety, 16 Dec. 2024 See all Example Sentences for timer 

Word History

First Known Use

1648, in the meaning defined above

Time Traveler
The first known use of timer was in 1648

Dictionary Entries Near timer

Cite this Entry

“Timer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/timer. Accessed 22 Jan. 2025.

Kids Definition

timer

noun
tim·​er ˈtī-mər How to pronounce timer (audio)
1
2
: a clocklike device that turns something on or off at a set time or gives a signal at the end of a period of time

More from Merriam-Webster on timer

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!