epigene Meaning, Definition & Usage

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

Webster 1913