The Collaborative International Dictionary of English v.0.48:
Polemical \Po*lem"ic*al\, a. Polemic; controversial; disputatious. -- Po*lem"ic*al*ly, adv. [1913 Webster] Polemical and impertinent disputations. --Jer. Taylor. [1913 Webster]WordNet (r) 3.0 (2006):
polemical adj 1: of or involving dispute or controversy [syn: polemic, polemical]