Meaning of DETECTOR in English

DETECTOR

(~s)

A ~ is an instrument which is used to discover that something is present somewhere, or to measure how much of something there is.

...a metal ~.

...fire alarms and smoke ~s.

N-COUNT: oft n N

Collins COBUILD.      Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) .