Source : Webster's Revised Unabridged Dictionary (1913)

Eristic \E*ris"tic\, Eristical \E*ris"tic*al\, a. [Gr. ?, fr. ?
   to strive, wrangle, ? strife.]
   Controversial. [Archaic]

         A specimen of admirable special pleading in the court
         of eristic logic.                        --Coleridge.

Source : WordNet®

eristic
     adj : given to disputation for its own sake and often employing
           specious arguments [syn: {eristical}]

eristic
     n 1: a person who disputes; who is good at or enjoys controversy
          [syn: {disputant}, {controversialist}]
     2: the art of logical disputation (especially if specious)