detector

Meanings

1. 1
   noun

   a device that senses and registers a substance, signal, or physical phenomenon

   The detector recorded every burst of radiation from the sample.

2. 2
   noun

   an electronic circuit or device that extracts information carried by a radio signal

   The receiver's detector recovered the audio signal from the carrier wave.

Appears in

From Latin detector ("discoverer, revealer"), built on detegere ("to uncover"), and later analyzed in English as detect + -or. The instrument sense developed with devices that reveal otherwise imperceptible signals or substances.

Topics

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