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Related Terms:
lie detection
physiological
lie detector
administer
pantograph
digraph
heart rate
polygraphist
truth serum
polygraphic
polygraphing
respiration
polygraphy
polygraphs
device
phoneme
blood pressure
polygrapher
letter
Definitions:
Noun
polygraph
Definition: a medical instrument that records several physiological processes simultaneously (e.g., pulse rate and blood pressure and respiration and perspiration)
Definition: 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.
Verb
Definition: To administer a polygraph test to.