Geol. produced or formed on or near the earth's surface: epigene rocks
Origin of epigeneFrench épigène from Classical Greek epigen?s, born late: see epi- and -gen
Formed, originating, or occurring on or just below the surface of the earth.
Origin of epigeneFrench épigène from Greek epigenēs growing after epi- epi- -genēs -born ; see genə- in Indo-European roots.
(comparative more epigene, superlative most epigene)