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Sensor
//ˈsɛn.sɚ// noun
Definitions
Noun
- 1 A device or organ that detects certain external stimuli and responds in a distinctive manner.
"The smoke sensor triggered the alarm."
- 2 any device that receives a signal or stimulus (as heat or pressure or light or motion etc.) and responds to it in a distinctive manner wordnet
Etymology
Originated 1925–30, formed as a Latin loanword from sentiō (“to feel”) + -tor (“-er”). By surface analysis, sense + -or.
See also for "sensor"
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