English version

smoke detector

From Longman Dictionary of Contemporary Englishsmoke detectorˈsmoke deˌtector noun [countable]  smoke_detector.jpg a smoke alarm
Examples from the Corpus
smoke detectorThree hundred firemen and 400 policemen raced to the Hofburg after a smoke detector set off the alarm soon after midnight.Luckily we have a smoke detector on the ceiling in each room.By the time it sets off the smoke detector, the corridor is blocked.
Pictures of the day
Do you know what each of these is called?
Click on the pictures to check.