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Word: polygraph
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Meaning:
Noun:
- 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.
- dated An mechanical instrument for multiplying copies of a writing, resembling multiple pantographs.
Source: Wiktionary
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Verb:
- To administer a polygraph test.
Source: Wiktionary
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