The Collaborative International Dictionary of English v.0.48:
antitypic \antitypic\ adj. 1. 1 of or pertaining to antitypes. Syn: antitypical [WordNet 1.5]WordNet (r) 3.0 (2006):
antitypic adj 1: of or relating to an antitype [syn: antitypic, antitypical]