as in lie detector
an instrument for detecting physical signs of the tension that goes with lying
intelligence agents were trained to fool the polygraph
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Recent Examples of polygraph
Colangelo told Chase that the man had taken two polygraph tests, according to a summary account detailed in court documents prepared by the United States District Court of Appeals.
—
Alison Cross, Hartford Courant, 23 June 2024
Keith, who passed a polygraph test in the case, said that Sherri only weighed 87 pounds when she was found and that her long blond hair had been cut short.
—Jessica Sager, Peoplemag, 20 June 2024
Eventually, Keith successfully passed a polygraph test, and investigators cleared him of any suspicion.
—Rachel Brodsky, TIME, 18 June 2024
Then Bay County Sheriff John Miller told the Free Press Powell had twice failed a polygraph test, including the day before the search.
—John Wisely, Detroit Free Press, 27 May 2024
See all Example Sentences for polygraph 
Alison Cross, Hartford Courant, 23 June 2024
Keith, who passed a polygraph test in the case, said that Sherri only weighed 87 pounds when she was found and that her long blond hair had been cut short.
—Jessica Sager, Peoplemag, 20 June 2024
Eventually, Keith successfully passed a polygraph test, and investigators cleared him of any suspicion.
—Rachel Brodsky, TIME, 18 June 2024
Then Bay County Sheriff John Miller told the Free Press Powell had twice failed a polygraph test, including the day before the search.
—John Wisely, Detroit Free Press, 27 May 2024
See all Example Sentences for polygraph
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Cite this Entry
“Polygraph.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/polygraph. Accessed 30 Nov. 2024.
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