The Collaborative International Dictionary of English v.0.48:
Autogenesis \Au`to*gen"e*sis\, n. [Auto- + genesis.] (Biol.) Spontaneous generation. [1913 Webster]WordNet (r) 3.0 (2006):
autogenesis n 1: a hypothetical organic phenomenon by which living organisms are created from nonliving matter [syn: abiogenesis, autogenesis, autogeny, spontaneous generation]