Meaning of “sensor” in the English Dictionary

british dictionary

"sensor" in British English

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sensornoun [ C ]

uk /ˈsen.sər/ us /ˈsen.sɚ/

a device that is used to record that something is present or that there are changes in something:

The security device has a heat sensor which detects the presence of people and animals.

(Definition of “sensor” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"sensor" in American English

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sensornoun [ C ]

us /ˈsen·sər/

a device that discovers and reacts to changes in such things as movement, heat, and light:

(Definition of “sensor” from the Cambridge Academic Content Dictionary © Cambridge University Press)

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