The Collaborative International Dictionary
Deuterogenic
Deuterogenic \Deu`ter*o*gen"ic\, a. [Gr. ? second + root of ? to be born.] (Geol.) Of secondary origin; -- said of certain rocks whose material has been derived from older rocks.
Wiktionary
deuterogenic
a. (context geology English) Of secondary origin; said of certain rocks whose material has been derived from older rocks.