[ ɛ'rɪstɪk ]
formal
■ adjective of or characterized by debate or argument.
↘(of an argument or arguer) aiming at winning rather than at reaching the truth.
■ noun a person given to debate or argument.
Derivatives
~ally adverb
Origin
C17: from Gk eristikos , from erizein 'to wrangle', from eris 'strife'.