polygraph: Meaning and Definition of
pol•y•graph
Pronunciation: (pol'i-graf", -gräf"), [key] — n.
- an instrument for receiving and recording simultaneously tracings of variations in certain body activities.
- a test using such an instrument to determine if a person is telling the truth.
- See
- an apparatus for producing copies of a drawing or writing.
- a prolific or versatile author.
—v.t. - to test (a person) with a polygraph.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.