lie detector


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lie detector

n.
An instrument designed to detect when a person has answered a question falsely.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

lie detector

n
a polygraph used esp by a police interrogator to detect false or devious answers to questions, a sudden change in one or more involuntary physiological responses being considered a manifestation of guilt, fear, etc. See polygraph1, galvanic skin response
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

lie′ detec`tor


n.
an instrument that produces a record of the changes in certain body activities, as blood pressure, pulse, and breathing, which may be interpreted to indicate the truth or falsity of a person's answers under questioning.
Also called polygraph.
[1905–10]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.lie detector - a polygraph that records bodily changes sometimes associated with lyinglie detector - a polygraph that records bodily changes sometimes associated with lying
electrical skin response, electrodermal response, Fere phenomenon, galvanic skin response, GSR, psychogalvanic response, Tarchanoff phenomenon - a change in the electrical properties of the skin in response to stress or anxiety; can be measured either by recording the electrical resistance of the skin or by recording weak currents generated by the body
polygraph - a medical instrument that records several physiological processes simultaneously (e.g., pulse rate and blood pressure and respiration and perspiration)
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

lie detector

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

lie detector

nmacchina della verità
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
References in periodicals archive ?
ITV USED Facebook to find guests who wanted to take a lie detector test on its axed reality series The Jeremy Kyle Show, according to new evidence published yesterday.
THE Jeremy Kyle Show used Facebook to target guests who wanted to take lie detector or DNA tests, MPs have heard.
The much-loved medic took part in the 2018 season, and fell foul of the infamous lie detector test leaving viewers stunned.
Alan Peter Cayetano challenged fellow candidates for Speakership to undergo a lie detector test to end the issue of vote-buying.
As the Digital, Culture, Media and Sport Committee started its reality TV inquiry, the ITV show's executive producer Tom McLennan said: "We've always made it clear the lie detector is not 100% accurate."
Tom McLennan, one of the executive producers of the show, told the committee: "We've always made it very, very clear to viewers and participants of the show that the lie detector is not 100 per cent accurate..."
He added: "Jeremy did have a strong opinion about the lie detector.
Tom McLennan, one of the executive producers on the show, said the programme had always "made it very, very clear to viewers and participants of the show that the lie detector is not 100% accurate".
The dad had agreed to go on the show to clear his name after his fiancee, Jane Callaghan, accused him of cheating, but was told he had failed the lie detector test.
Summary: Mumbai (Maharashtra) [India], March 5 (ANI): The Central Bureau of Investigation (CBI) has rejected Indrani Mukerjea's offer to conduct a lie detector test in connection with the murder case of her daughter Sheena Bora.
They designed a lie detector test that tracked the temperature of people's noses and say it picked out fibbers with 80 per cent accuracy.