smoke detector

noun

: an alarm that activates automatically when it detects smoke

called also smoke alarm

Examples of smoke detector in a Sentence

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.
Three people who lived on the other side of the duplex reportedly managed to escape the fire at the home, which didn’t have working smoke detectors. Simone Jasper, Charlotte Observer, 28 Jan. 2025 The rooms are equipped with roll-in showers or accessible tubs, strobe-light smoke detectors, and lowered thermostat and light switches. Denny Lee, Travel + Leisure, 27 Jan. 2025 The house did not have any working smoke detectors, authorities said. Ellie Buckheit, Baltimore Sun, 24 Jan. 2025 After Olympic leaves, Matty and Alfie high-five, then check to see if a camera hidden in the hallway smoke detector picked up Olympic using her passcode to unlock her phone. Matt Webb Mitovich, TVLine, 17 Oct. 2024 See all Example Sentences for smoke detector 

Word History

First Known Use

circa 1927, in the meaning defined above

Time Traveler
The first known use of smoke detector was circa 1927

Dictionary Entries Near smoke detector

Cite this Entry

“Smoke detector.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/smoke%20detector. Accessed 6 Feb. 2025.

Kids Definition

smoke detector

noun
: an alarm that activates automatically when it detects smoke

called also smoke alarm

More from Merriam-Webster on smoke detector

Last Updated: - Updated example sentences
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