Geology. (of a constituent of a rock) formed elsewhere than in the rock where it is found.Compare authigenic.
Immunology. allogeneic.

Origin of allogenic

First recorded in 1885–90; allo- + -genic
Related formsal·lo·gen·i·cal·ly, adverb Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Word Origin and History for allogenic

1888, from Greek allogenes "of another race, stranger," from allos "other, different" (see allo-) + -genes "born" (see -gen) + -ic.

Online Etymology Dictionary, © 2010 Douglas Harper

Science definitions for allogenic



Being genetically different although belonging to or obtained from the same species, as in tissue grafts.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.