'Polygraph' definitions:
Definition of 'polygraph'
From: WordNet
noun
A medical instrument that records several physiological processes simultaneously (e.g., pulse rate and blood pressure and respiration and perspiration)
Definition of 'Polygraph'
From: GCIDE
- Polygraph \Pol"y*graph\, n. [Gr. ? writing much; poly`s much, many + ? to write: cf. F. polygraphe.]
- 1. An instrument for multiplying copies of a writing; a manifold writer; a copying machine. [1913 Webster]
- 2. In bibliography, a collection of different works, either by one or several authors. --Brande & C. [1913 Webster] [1913 Webster] Polygraphic