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
Synonyms & Similar Words
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Recent Examples of polygraph
Defense Department personnel could face polygraphs in the latest such inquiry by the Trump administration.
—
Tara Copp, Los Angeles Times, 22 Mar. 2025
The sharing of sensitive information comes as Defense Secretary Pete Hegseth’s office has just announced a crackdown on leaks of sensitive information, including the potential use of polygraphs on defense personnel to determine how reporters have received information.
—Tara Copp, TIME, 24 Mar. 2025
Ronald passed a polygraph test and maintained his innocence, the bulletin read.
—David Chiu, People.com, 2 May 2025
What a polygraph test is and isn't The modern polygraph was invented a little over a century ago by a police officer in Berkeley, Calif.
—Juliana Kim, NPR, 30 Apr. 2025
See All Example Sentences for polygraph
Tara Copp, Los Angeles Times, 22 Mar. 2025
The sharing of sensitive information comes as Defense Secretary Pete Hegseth’s office has just announced a crackdown on leaks of sensitive information, including the potential use of polygraphs on defense personnel to determine how reporters have received information.
—Tara Copp, TIME, 24 Mar. 2025
Ronald passed a polygraph test and maintained his innocence, the bulletin read.
—David Chiu, People.com, 2 May 2025
What a polygraph test is and isn't The modern polygraph was invented a little over a century ago by a police officer in Berkeley, Calif.
—Juliana Kim, NPR, 30 Apr. 2025
See All Example Sentences for polygraph
Recent Examples of Synonyms for polygraph
lie detector
Noun
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Capricorn also testified that she was allegedly forced to take a five-day lie detector test after a bag of jewelry went missing.—
Tracy Wright,
FOXNews.com,
28 May 2025
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Capricorn Clark, who worked for Combs in two stints from 2004 to 2018, told a Manhattan jury that she was made to take lie detector tests over five days after three pieces of Combs' jewelry went missing.—
Janelle Griffith,
People.com,
27 May 2025
Cite this Entry
“Polygraph.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/polygraph. Accessed 17 Jun. 2025.
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