Legal Definition and Related Resources of Polygraph

An electro-mechanical instrument which simultaneously measures and records certain physiological changes in the human body which it is believed are involuntarily caused by an examinee’s conscious attempts to deceive an interrogator while responding to a carefully prepared set of questions. U.S. v De Betham, (D. C. Cal.)348 F.Supp. 1377.

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Polygraph in Historical Law

You might be interested in the historical meaning of this term. Browse or search for Polygraph in Historical Law in the Encyclopedia of Law.

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English Spanish Translation of Polygraph

Polígrafo (detector de mentiras)

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