autogenic

from WordNet (r) 3.0 (2006)

autogenic
    adj 1: originating within the body [syn: {autogenous},
           {autogenic}] [ant: {heterogeneous}, {heterogenous}]

from 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]