American English

Definition of sensor noun from the Oxford Advanced American Dictionary

 

sensor

 noun
noun
NAmE//ˈsɛnsər//
 
 
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a device that can react to light, heat, pressure, etc. in order to make a machine, etc. do something or show something security lights with an infrared sensor (= that come on when a person is near them)
See the Oxford Advanced Learner's Dictionary entry: sensor