plural of polygraph
as in lie detectors
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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Cite this Entry

“Polygraphs.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/polygraphs. Accessed 8 Dec. 2023.

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