Synonyms of lie detector

lie detector

noun

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

Synonyms & Similar Words

• polygraph

Example Sentences

Recent Examples of lie detector

The accused cried over his claimed loss of good name and reputation over such accusations but repeatedly turned down multiple offers of a full and thorough investigation by any law enforcement agencies or to take a lie detector test as his accuser was willing to do. —Contributed Content, Twin Cities, 8 Feb. 2025

Thanks to an assist from Dr. Gabriela Torabi, the president’s therapist, Xavier is saved from a lie detector test that Samantha is closely monitoring. —Maggie Fremont, Vulture, 31 Jan. 2025

Later, he’s locked in an interrogation room and connected to lie detectors, being questioned by a character played by Krys Marshall, and nudged to lie about his feelings by another (Sarah Shahi) — who claims to have a message from Cal himself. —Proma Khosla, IndieWire, 16 Jan. 2025

Those who tried Silk vs. milk could then take a lie detector done by polygraph specialist John Grogan. —Victoria Uwumarogie, Essence, 16 Jan. 2025