Thesaurus results for LIE DETECTORS

lie detectors

noun

plural of lie detector

as in polygraphs

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

Synonyms & Similar Words

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polygraphs

Example Sentences

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Recent Examples of lie detectors The building is outfitted with advanced technology, including three interview rooms with lie detectors that only use retina movement to base its findings. —

Rachel Royster, Fort Worth Star-Telegram, 24 June 2026

Recent Examples of Synonyms for lie detectors

polygraphs

Noun

Carla’s boyfriend and family members were ruled out after passing polygraphs, according to Plautz.

— Dalia Faheid, CNN Money, 21 June 2026
The stories of a half-dozen staffers who’d been subjected to hours-long polygraphs spread inside the agency.

— Jonathan Blitzer, New Yorker, 17 Feb. 2026