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.
The result may be a blaring smoke detector, burning eyes, and difficulty breathing. Hallie Milstein, Southern Living, 14 Feb. 2025 While it was not reported if the St. Paul home had a working smoke detector, the news was a wake-up call that these devices, when working, are a small investment for saving lives and property. Jessica Lamker, Twin Cities, 7 Feb. 2025 While one of the victims called 911 to report the fire, investigators reportedly found no working smoke detectors in the property. Gabrielle Rockson, People.com, 4 Feb. 2025 So did a staggering range of technology from camera phones to CAT scans, LED lights to sneakers, home insulation to headsets, artificial limbs to smoke detectors. Barbara A. Perry, Newsweek, 28 Jan. 2025 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

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Cite this Entry

“Smoke detector.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/smoke%20detector. Accessed 4 Apr. 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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