smoke detector

noun

Definition of smoke detector

  1. :  an alarm that activates automatically when it detects smoke —called also smoke alarm

Circa 1927

First Known Use of smoke detector

circa 1927


SMOKE DETECTOR Defined for Kids

smoke detector

noun smoke de·tec·tor \-di-ˈtek-tər\

Definition of smoke detector for Students

  1. :  a device that sounds an alarm automatically when it detects smoke



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