Meaning of DETECTOR in English

/di tek"teuhr/ , n.

1. a person or thing that detects.

2. a device for detecting smoke, fire, or some other hazardous condition.

3. a device for detecting the presence of metal, contraband, or other items that might be hidden or concealed.

4. Telecommunications.

a. a device for detecting electric oscillations or waves.

b. a device, as a crystal detector or a vacuum tube, that rectifies the alternating current in a radio receiver.

[ 1535-45; detector revealer, equiv. to L deteg ( ere ) to uncover, reveal (see DETECT) + -tor -TOR ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .