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detector
[dih-tek-ter]
noun
a person or thing that detects.
a device for detecting smoke, fire, or some other hazardous condition.
a device for detecting the presence of metal, contraband, or other items that might be hidden or concealed.
Telecommunications.
a device for detecting electric oscillations or waves.
a device, as a crystal detector or a vacuum tube, that rectifies the alternating current in a radio receiver.
detector
/ ɪˈɛə /
noun
a person or thing that detects
any mechanical sensing device
electronics a device used in the detection of radio signals
51Թ History and Origins
Example Sentences
For the first time, Pride in DC will have an enclosed perimeter and weapons detectors, he said, in part because this year's event will draw larger crowds than usual.
“It’s like an alarm from a smoke detector that you’re just waiting for somebody to turn off.”
Under the watchful gaze of security guards, dozens of people streamed through metal detectors to enter Temple Israel one evening this month for a town hall meeting on hate crimes and domestic terrorism.
She said a Combs aide administered a lie detector test to her.
The telephones, no bigger than a cigarette-lighter, are almost entirely plastic, and have a reputation for being virtually invisible to metal detectors.
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