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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
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
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Word History
First Known Use
circa 1927, in the meaning defined above
Time Traveler
The first known use of smoke detector was
circa 1927
Articles Related to smoke detector
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
Nglish: Translation of smoke detector for Spanish Speakers
Britannica.com: Encyclopedia article about smoke detector
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