epigene adjective. ['ɛpɪdʒi:n] E19.
[French épigène from Greek epigenēs, formed as EPI- + -GENE.]
1. Of a crystal: chemically altered after its formation; pseudomorphic. Now rare. E19.
2. Geology. Occurring or formed at or near the earth's surface. L19.

■ epigenic [-'dʒɛn-] adjective = EPIGENE 2 L19.

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