detect
Americanverb (used with object)
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to discover or catch (a person) in the performance of some act.
to detect someone cheating.
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to discover the existence of.
to detect the odor of gas.
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to find out the true character or activity of.
to detect a spy.
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Telecommunications.
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to rectify alternating signal currents in a radio receiver.
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to demodulate.
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verb
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to perceive or notice
to detect a note of sarcasm
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to discover the existence or presence of (esp something likely to elude observation)
to detect alcohol in the blood
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to extract information from (an electromagnetic wave)
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obsolete to reveal or expose (a crime, criminal, etc)
Usage
What are other ways to say detect?
To detect is to discover something hidden or unknown. When should you use detect over learn, discover, or ascertain? Find out on Thesaurus.com.
Other Word Forms
- detectability noun
- detectable adjective
- detecter noun
- detectibility noun
- detectible adjective
- predetect verb (used with object)
- undetectable adjective
- undetectably adverb
- undetected adjective
- undetectible adjective
Etymology
Origin of detect
First recorded in 1400–50; late Middle English, from Latin dētēctus “discovered,” past participle of dētegere “to uncover, discover,” from dē- de- + tegere “to cover”; thatch
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
According to the FDA, food contaminated with norovirus may look, smell and taste normal, making it difficult to detect.
From Los Angeles Times
When the system detects cells containing micronuclei, it marks them using a laser.
From Science Daily
The chemicals were detected in over three quarters of Welsh river water samples, exceeding safe levels in almost half of the samples from urban locations.
From BBC
Since March 2, more than 20 commercial vessels have been detected crossing the strait, according to AFP analysis of data from shipping tracker Marine Traffic.
From Barron's
However, for people with colorblindness, detecting that warning sign may be far more difficult.
From Science Daily
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
