Thesaurus

polygraph

noun

Synonyms of polygraph

an instrument for detecting physical signs of the tension that goes with lying
  • intelligence agents were trained to fool the polygraph

Synonyms for polygraph

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Time Traveler for polygraph

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The first known use of polygraph was in 1871

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Cite this Entry

“Polygraph.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/polygraph. Accessed 23 Nov. 2020.

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Dictionary: Definition of polygraph

Medical Dictionary: Definition of polygraph

Britannica.com: Encyclopedia article about polygraph

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