Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun detector

3 senses of detector

Sense 1
detector, sensor, sensing element -- (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)
       => device -- (an instrumentality invented for a particular purpose; "the device is small enough to wear on your wrist"; "a device intended to conserve water")

Sense 2
detector, demodulator -- (rectifier that extracts modulation from a radio carrier wave)
       => rectifier -- (electrical device that transforms alternating into direct current)

Sense 3
detector -- (electronic equipment that detects the presence of radio signals or radioactivity)
       => electronic equipment -- (equipment that involves the controlled conduction of electrons (especially in a gas or vacuum or semiconductor))