detection

[dih-tek-shuh n] /dɪˈtɛk ʃən/
noun
1.
the act of detecting.
2.
the fact of being detected.
3.
discovery, as of error or crime:
chance detection of smuggling.
4.
Telecommunications.
  1. rectification of alternating signal currents in a radio receiver.
  2. Also called demodulation. the conversion of an alternating, modulated carrier wave or current into a direct, pulsating current equivalent to the transmitted information-bearing signal.
Origin
1425-75; late Middle English < Late Latin dētēctiōn- (stem of dētēctiō), equivalent to Latin dētēct(us) (see detect) + -iōn- -ion
Related forms
predetection, noun
Examples from the web for detection
  • And now they've determined the details behind that detection.
  • His acuteness in the detection of errors is no less admirable than is the ingenuity shown in their correction.
  • The wrong is indifferent to him until the fear of detection and punishment steals in upon him.
  • detection could not be in your power, and suspicion certainly not in your inclination.
  • Thirteen of those who participated worked in drug detection, three in explosives detection, and two worked in both.
  • Trust, and the detection and punishment of injustice, lie at the heart of human society.
  • We can play an important role in early disease detection through, for instance, medical imaging technology.
  • But avoidance of a direct hand-over is common even where there is no chance of detection.
  • Dermatologists would not agree that the device is equally or better at detection.
  • Transit detection can pick up much smaller planets than previous methods based on gravity-induced wobbles in the stellar parent.
British Dictionary definitions for detection

detection

/dɪˈtɛkʃən/
noun
1.
the act of discovering or the fact of being discovered: detection of crime
2.
the act or process of extracting information, esp at audio or video frequencies, from an electromagnetic wave See also demodulation
Word Origin and History for detection
n.

early 15c., "exposure, accusation," from Latin detectionem (nominative detectio) "an uncovering," noun of action from past participle stem of detegere (see detect).

Encyclopedia Article for detection

in electronics, the process of rectifying a radio wave and recovering any information superimposed on it; it is essentially the reverse of modulation (q.v.).

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