alarm clock

noun

Synonyms of alarm clocknext
: a clock that can be set to sound an alarm at a desired time

Examples of alarm clock in a Sentence

She set the alarm clock for six o'clock. The alarm clock went off at six o'clock.
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.
Disappearing Japandi slats and minimal, low-to-the-ground frames were the prevailing bedroom fixtures, with an almost prescriptive adherence to the same overall look—white percale sheets, Noguchi lanterns, and midcentury alarm clocks. Kate McGregor, Architectural Digest, 25 June 2026 Our yards are in bloom, the worst of the summer heat hasn’t quite kicked in yet, and the promise of a summer without lunch boxes, homework, and early-morning alarm clocks is upon us. Patricia Shannon, Southern Living, 23 June 2026 In addition, comfortable sneakers, portable steamers, and the Hatch alarm clock were big hits among our readers. Meaghan Kenny, Condé Nast Traveler, 18 June 2026 Which sunrise alarm clocks are best? Bestreviews, Chicago Tribune, 15 June 2026 See All Example Sentences for alarm clock

Word History

First Known Use

1662, in the meaning defined above

Time Traveler
The first known use of alarm clock was in 1662

Browse Nearby Words

Cite this Entry

“Alarm clock.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/alarm%20clock. Accessed 26 Jun. 2026.

Kids Definition

alarm clock

noun
: a clock that can be set to sound an alarm at any desired time

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