Last modified on 24 October 2014, at 16:51

lie detector

EnglishEdit

A medieval lie detector
Wikipedia has an article on:

Wikipedia

NounEdit

lie detector (plural lie detectors)

  1. (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.

SynonymsEdit

TranslationsEdit

See alsoEdit

chart recorder often used with a
lie detector