lie detector
See also: lie-detector
English edit
Alternative forms edit
Noun edit
lie detector (plural lie detectors)
- (informal) A polygraph, a device which measures and records several physiological variables such as blood pressure, heart rate, respiration and skin conductivity while a series of questions is being asked to a subject, in an attempt to detect lies.
- Synonyms: pathometer, polygraph
Translations edit
polygraph (informal) — see also polygraph
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