exogenetic [ek-soh-juh-net-ik] WORD ORIGIN adjective Also ex·o·gen·ic [ek-suh-jen-ik] /ˌɛk səˈdʒɛn ɪk/, exogenous. Geology. arising from or relating to the surface of the earth (opposed to endogenetic). exogenous(defs 2–4). Liberaldictionary.com Is It Time For All Couples To Use The Term Partner? Can You Translate These Famous Phrases From Emoji? These Are the Longest Words in English These Are the Saddest Phrases in English Origin of exogenetic First recorded in 1870–75; exo- + -genetic Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019