smoke detector
noun
an electronic fire alarm that is activated by the presence of smoke.
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Nearby words
- smoke,
- smoke alarm,
- smoke and mirrors,
- smoke bomb,
- smoke chamber,
- smoke dome,
- smoke out,
- smoke pot,
- smoke screen,
- smoke shelf
Origin of smoke detector
First recorded in 1925–30
Also called smoke alarm.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019