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DETECTOR

Pronunciation (US): 

 Dictionary entry overview: What does detector mean? 

DETECTOR (noun)
  The noun DETECTOR has 3 senses:

1. 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
2. rectifier that extracts modulation from a radio carrier wave
3. electronic equipment that detects the presence of radio signals or radioactivity

  Familiarity information: DETECTOR used as a noun is uncommon.


 Dictionary entry details 


DETECTOR (noun)


Sense 1detector [BACK TO TOP]

Meaning:

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

Classified under:

Nouns denoting man-made objects

Synonyms:

detector; sensing element; sensor

Hypernyms ("detector" is a kind of...):

device (an instrumentality invented for a particular purpose)

Hyponyms (each of the following is a kind of "detector"):

metal detector (detector that gives a signal when it detects the presence of metal; used to detect the presence of stray bits of metal in food products or to find buried metal)

mine detector (detector consisting of an electromagnetic device; used to locate explosive mines)

electric eye; magic eye; photocell; photoconductive cell; photoelectric cell (a transducer used to detect and measure light and other radiations)

trace detector (a screening device for traces of explosives; used at airline terminals)


Sense 2detector [BACK TO TOP]

Meaning:

Rectifier that extracts modulation from a radio carrier wave

Classified under:

Nouns denoting man-made objects

Synonyms:

demodulator; detector

Hypernyms ("detector" is a kind of...):

rectifier (electrical device that transforms alternating into direct current)

Holonyms ("detector" is a part of...):

radio; radio receiver; radio set; receiving set; tuner; wireless (an electronic receiver that detects and demodulates and amplifies transmitted signals)


Sense 3detector [BACK TO TOP]

Meaning:

Electronic equipment that detects the presence of radio signals or radioactivity

Classified under:

Nouns denoting man-made objects

Hypernyms ("detector" is a kind of...):

electronic equipment (equipment that involves the controlled conduction of electrons (especially in a gas or vacuum or semiconductor))

Hyponyms (each of the following is a kind of "detector"):

crystal detector (a detector consisting of a fine wire in contact with a galena crystal; acts as a rectifier)

electronic scanner; scanner (a radio receiver that moves automatically across some selected range of frequencies looking for some signal or condition)

Holonyms ("detector" is a part of...):

radio; radio receiver; radio set; receiving set; tuner; wireless (an electronic receiver that detects and demodulates and amplifies transmitted signals)


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