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Pronunciation of Polygraphy: Learn how to pronounce Polygraphy in English correctly

Learn how to say Polygraphy correctly in English with this tutorial pronunciation video.

Oxford dictionary definition of the word polygraph:

a machine designed to detect and record changes in physiological characteristics, such as a person’s pulse and breathing rates, used especially as a lie detector.
a lie-detector test carried out with a polygraph:
if he passed the polygraph, of course, it would authenticate his story