Polygraph

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [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

From WordNet (r) 2.0 [wn]:

  polygraph
       n : a medical instrument that records several physiological
           processes simultaneously (e.g., pulse rate and blood
           pressure and respiration and perspiration)