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
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Insurers can further reduce risks by linking premiums to preventive safety measures like smoke detectors, leakage sensors and surveillance cameras. Alex Zukerman, Forbes, 2 Dec. 2024 At no point, though, did the workers install functioning smoke detectors, which showed a disregard for property safety standards, according to the court documents, cited by NJ.com. Jessica Schladebeck, New York Daily News, 23 Nov. 2024 State of play: Though all local school districts have student tobacco bans, some schools are taking it a step further and installing vape detectors, which are similar to smoke detectors and can alert administrators when students are vaping. Mimi Montgomery, Axios, 4 Nov. 2024 Have proper tools, fire logs or logs, starters and a lighter. Change the batteries in smoke detectors and carbon monoxide detectors. Nicole Villalpando, Austin American-Statesman, 12 Jan. 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 27 Dec. 2024.

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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