- to discover or catch (a person) in the performance of some act: to detect someone cheating.
- to discover the existence of: to detect the odor of gas.
- to find out the true character or activity of: to detect a spy.
- to rectify alternating signal currents in a radio receiver.
- to demodulate.
Origin of detect
1400–50; late Middle English < Latin dētēctus (past participle of dētegere), equivalent to dē- de- + teg(ere) to cover + -tus past participle suffix
2. See learn.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for detected
Preliminary results performed by Italian authorities “have not detected any manufacturing defect,” she added.Did This Flu Vaccine Kill 13?
Barbie Latza Nadeau
December 2, 2014
What specific bacteria and viruses can be detected in the sewage?The Secret to Tracking Ebola, MERS, and Flu? Sewers
November 29, 2014
When the same abnormality was detected in a subsequent pregnancy at 18 weeks, she was able to have a surgical abortion.Women Share Their Secret Abortion Stories For 1 in 3 Campaign
November 20, 2014
If the doctor had time to work with Li, he might have seen that his back pain was atypical and detected AS in the first visit.Will US Health Care Follow in China’s Bloody Footsteps?
September 21, 2014
The Ukrainian government now says that its military has detected even more advanced antiaircraft batteries lined up on its border.Russia’s Military Is Already in East Ukraine. Will There Be a Full-Scale Invasion?
August 2, 2014
The English detected at once the maneuver of their opponents.The Raid From Beausejour; And How The Carter Boys Lifted The Mortgage
Charles G. D. Roberts
In his father's face this could not be detected, on account of the beard.
She grew red and redder, just as if Otto had detected her in something mischievous.
One day he was detected and captured by the priests and made their slave.Understanding the Scriptures
Neither could anything radically wrong be detected in the plans.Flying Machines
W.J. Jackman and Thos. H. Russell
- to perceive or noticeto detect a note of sarcasm
- to discover the existence or presence of (esp something likely to elude observation)to detect alcohol in the blood
- to extract information from (an electromagnetic wave)
- obsolete to reveal or expose (a crime, criminal, etc)
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
Word Origin and History for detected
Online Etymology Dictionary, © 2010 Douglas Harper