'Epigene' definitions:

Definition of 'Epigene'

From: GCIDE

Epigene \Ep"i*gene\, a. [Pref. epi- + Gr. ? to be born, grow.]
1. (Crystallog.) Foreign; unnatural; unusual; -- said of forms of crystals not natural to the substances in which they are found. [1913 Webster]
2. (Geol.) Formed originating on the surface of the earth; -- opposed to hypogene; as, epigene rocks. [1913 Webster]