The Collaborative International Dictionary of English v.0.48:
autogenic \autogenic\ adj. 1. self-generated; self-produced. Syn: autogenous [PJC] 2. (Physiology) originating within the body; -- oposite of heterogenous. Syn: autogenous [WordNet 1.5]WordNet (r) 3.0 (2006):
autogenic adj 1: originating within the body [syn: autogenous, autogenic] [ant: heterogeneous, heterogenous]