Liberal Dictionary English Dictionary
adjective
- Geology. (of a constituent of a rock) formed elsewhere than in the rock where it is found.Compare authigenic.
- Immunology. allogeneic.
1888, from Greek allogenes “of another race, stranger,” from allos “other, different” (see allo-) + -genes “born” (see -gen) + -ic.
- Being genetically different although belonging to or obtained from the same species, as in tissue grafts.