as in polygraph
an instrument for detecting physical signs of the tension that goes with lying
hooked the suspect up to a lie detector before interrogating him about the robbery
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Recent Examples of lie detector
But while Kyle talked up the accuracy of the lie detectors, they have been called into question since the show was axed almost immediately after Dymond took his own life.
—
Max Goldbart, Deadline, 5 Sep. 2024
And does this critical investigation require a DNA test, a lie detector test, or both?
—Lorraine Ali, Los Angeles Times, 1 Aug. 2024
But the final confirmation came during a Vanity Fair lie detector interview, when co-star Hugh Jackman asked him directly about it.
—Bruce Haring, Deadline, 26 July 2024
Though West failed a lie detector test about Parker’s death, he was never charged with a crime.
—Meilan Solly, Smithsonian Magazine, 18 July 2024
See all Example Sentences for lie detector 
Max Goldbart, Deadline, 5 Sep. 2024
And does this critical investigation require a DNA test, a lie detector test, or both?
—Lorraine Ali, Los Angeles Times, 1 Aug. 2024
But the final confirmation came during a Vanity Fair lie detector interview, when co-star Hugh Jackman asked him directly about it.
—Bruce Haring, Deadline, 26 July 2024
Though West failed a lie detector test about Parker’s death, he was never charged with a crime.
—Meilan Solly, Smithsonian Magazine, 18 July 2024
See all Example Sentences for lie detector
Thesaurus Entries Near lie detector
Cite this Entry
“Lie detector.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/lie%20detector. Accessed 18 Dec. 2024.
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