- rectification of alternating signal currents in a radio receiver.
- 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 of detection
Examples from the Web for detection
If detection lag time is 10 days, then that, plus a healthy margin, should be the “deferral” period.The Outrageous Celibacy Requirement for Gay Blood Donors|Jay Michaelson|November 22, 2014|DAILY BEAST
Every page would carry its own proof of transgression, and thus its own guarantee of detection.Compliments Are Nice, but Enough With the Cormac McCarthy Comparisons|William Giraldi|October 21, 2014|DAILY BEAST
And while detection is part of the battle, prevention is by far more important.This Mouthpiece Will Save Football Players’ Brains|Dr. Anand Veeravagu, MD|June 27, 2014|DAILY BEAST
The F-35 is susceptible to detection by radars operating in the VHF bands of the spectrum.New U.S. Stealth Jet Can’t Hide From Russian Radar|Bill Sweetman|April 28, 2014|DAILY BEAST
A detection method stopped a deadly Listeria outbreak associated with contaminated cheese.These Are The 5 Scary Health Threats The CDC Will Tackle In 2014|Brandy Zadrozny|December 16, 2013|DAILY BEAST
Without this there can be no detection of the real difference, and no assurance of the rectitude of the discrimination we make.
He reminded his companion of some animal who instinctively draws itself together to avoid the enemy's detection.The Opened Shutters|Clara Louise Burnham
Who could have committed the deed and so successfully have escaped suspicion and detection?Bucholz and the Detectives|Allan Pinkerton
He was free from that torturing anxiety and fear of detection which had haunted him night and day for three months.
Could we not live together in some distant country where there would be no fear of detection?The Betrayal of John Fordham|B.L. (Benjamin Leopold) Farjeon
early 15c., "exposure, accusation," from Latin detectionem (nominative detectio) "an uncovering," noun of action from past participle stem of detegere (see detect).