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Definition of: polygraph

(poli·graf, -gräf) noun
1. A device for reproducing a drawing or writing many times; a copy pad.
2. A mechanism for multiplying a drawing or writing.
3. A versatile or prolific author.
4. A collection of different treatises or books.
5. Med. A device for recording variations in the heartbeat and in respiratory movements: used as a lie detector. Compare PSYCHOGALVANOMETER. [<Gk. polygraphos]
—pol
y·graph′ic or ·i·cal adjective

'polygraph' used in domains:

goldengatepolygraph.com
polygraphacademy.com
polygraphp.com
nebraskapolygraph.com
polygraphia.com
virginiapolygraphservice.com

Phrases starting with the letter: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

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