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
At the Homeland Security Department, Secretary Kristi Noem pledged this month to step up lie detector tests on employees in an effort to identify those who may be leaking information about operations to the media.
—
Tara Copp, Los Angeles Times, 22 Mar. 2025
Earlier this month, Homeland Security Secretary Kristi Noem pledged to use lie detector tests on employees to identify those who may be leaking information about operations to the media.
—CBS News, 22 Mar. 2025
The star of Russian Doll plays Charlie Cale, a human lie detector on the run from a shady casino enforcer (Benjamin Bratt).
—Brian Tallerico, Vulture, 18 Mar. 2025
The ex-governor has pledged to set up lie detector tests on employees to figure out who is leaking to the media.
—Lauren Irwin, The Hill, 10 Mar. 2025
See All Example Sentences for lie detector
Tara Copp, Los Angeles Times, 22 Mar. 2025
Earlier this month, Homeland Security Secretary Kristi Noem pledged to use lie detector tests on employees to identify those who may be leaking information about operations to the media.
—CBS News, 22 Mar. 2025
The star of Russian Doll plays Charlie Cale, a human lie detector on the run from a shady casino enforcer (Benjamin Bratt).
—Brian Tallerico, Vulture, 18 Mar. 2025
The ex-governor has pledged to set up lie detector tests on employees to figure out who is leaking to the media.
—Lauren Irwin, The Hill, 10 Mar. 2025
See All Example Sentences for lie detector
Recent Examples of Synonyms for lie detector
polygraph
Noun
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Ronald passed a polygraph test and maintained his innocence, the bulletin read.—
David Chiu,
People.com,
2 May 2025
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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
Cite this Entry
“Lie detector.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/lie%20detector. Accessed 24 May. 2025.
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