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detect

[dih-tekt] /dɪˈtɛkt/
verb (used with object)
1.
to discover or catch (a person) in the performance of some act:
to detect someone cheating.
2.
to discover the existence of:
to detect the odor of gas.
3.
to find out the true character or activity of:
to detect a spy.
4.
Telecommunications.
  1. to rectify alternating signal currents in a radio receiver.
  2. to demodulate.
Origin
late Middle English
1400-1450
1400-50; late Middle English < Latin dētēctus (past participle of dētegere), equivalent to dē- de- + teg(ere) to cover + -tus past participle suffix
Related forms
detectable, detectible, adjective
detectability, detectibility, noun
predetect, verb (used with object)
undetectable, adjective
undetectably, adverb
undetected, adjective
undetectible, adjective
Synonym Study
2. See learn.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for detectable
  • Encircling it is another disk, composed mostly of hydrogen gas, detectable by radio telescopes.
  • The smashup also creates charged atoms, or ions, that are detectable.
  • When brain cells meet gold, the electrical activity of individual cells is detectable across the electrode.
  • By several hours later, oxygen is no longer detectable because it has already oxidized some of those aromatic volatiles.
  • They set out to find the gene for the antigen that made mutated tumors detectable by the immune systems of mice.
  • As soon as even one molecule of the compound is ensnared, it creates a detectable change in the ring's optical properties.
  • The bovine cells were genetically altered to express a fluorescent marker, making them easily detectable.
  • Light direction may still be detectable, as will any poorly pasted borders.
  • Also, a decent malware writer already tries to avoid spamming detectable instruction traces.
  • As expected, few of the mice had detectable prions in their brains.
British Dictionary definitions for detectable

detect

/dɪˈtɛkt/
verb (transitive)
1.
to perceive or notice: to detect a note of sarcasm
2.
to discover the existence or presence of (esp something likely to elude observation): to detect alcohol in the blood
3.
to extract information from (an electromagnetic wave)
4.
(obsolete) to reveal or expose (a crime, criminal, etc)
Derived Forms
detectable, detectible, adjective
detecter, noun
Word Origin
C15: from Latin dētectus uncovered, from dētegere to uncover, from de- + tegere to cover
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for detectable

detect

v.

early 15c., from Latin detectus, past participle of detegere "uncover, expose," figuratively "discover, reveal, disclose," from de- "un-, off" (see de-) + tegere "to cover" (see stegosaurus). Related: Detected; detecting.

Online Etymology Dictionary, © 2010 Douglas Harper
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