sen·sor (s n s r, -sôr )n. 1. A device, such as a photoelectric cell, that receives and responds to a signal or stimulus. 2. See sense organ. |
sensor
[sen′sər]
an apparatus designed to react to physical stimuli, such as temperature, light, or movement.
sensor
a device, usually electronic, which detects a variable quantity and measures and converts the measurement into a signal to be recorded elsewhere.
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