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
Others suggested that any joke made by the leader about the upcoming season was delivered in poor taste, offending agency staff already suffering from low morale amid a flurry of resignations, firings, leadership overhauls and polygraph tests distributed to staffers.
—
Nicole Sganga, CBS News, 2 June 2025
In November, Dove pleaded guilty in Gaston County to a dozen felony charges related to illegally accessing police computer systems and helping someone deceive a polygraph test, The Gaston Gazette reported.
—Julia Coin, Charlotte Observer, 30 May 2025
The lie detector test was conducted by polygraph expert Brett Bartlett, a retired police officer with 20 years of experience in law enforcement.
—Stephanie Nolasco, FOXNews.com, 24 May 2025
James told the court that in his first year working for Combs, some money went missing and Combs had a former FBI agent who specialized in polygraphs to interview him.
—Doha Madani, NBC news, 20 May 2025
See All Example Sentences for polygraph
Nicole Sganga, CBS News, 2 June 2025
In November, Dove pleaded guilty in Gaston County to a dozen felony charges related to illegally accessing police computer systems and helping someone deceive a polygraph test, The Gaston Gazette reported.
—Julia Coin, Charlotte Observer, 30 May 2025
The lie detector test was conducted by polygraph expert Brett Bartlett, a retired police officer with 20 years of experience in law enforcement.
—Stephanie Nolasco, FOXNews.com, 24 May 2025
James told the court that in his first year working for Combs, some money went missing and Combs had a former FBI agent who specialized in polygraphs to interview him.
—Doha Madani, NBC news, 20 May 2025
See All Example Sentences for polygraph
Recent Examples of Synonyms for polygraph
lie detector
Noun
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In December 2012, Sheila and Rachel agreed to take a lie detector test, even though investigators knew results were not admissible in court.—
Alex Gurley,
People.com,
6 July 2025
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After learning about Charlie’s human lie detector power, Alex decides to prod Brick about Rodney’s death in front of her, and Charlie can’t entirely ignore how much Brick is lying either.—
Louis Peitzman,
Vulture,
26 June 2025
Cite this Entry
“Polygraph.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/polygraph. Accessed 20 Jul. 2025.
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