Question

Sentences about polygraph in sankrit

Answer 1

Word forms: plural polygraphs  

countable noun

A polygraph or a polygraph test is a test which is used by the police to try to find out whether someone is telling the truth.

Answer 2

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Here's your answer

Medical Definition of polygraph. : an instrument for simultaneously recording variations of several different pulsations (as of the pulse, blood pressure, and respiration) — see lie detector.

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