al·lo·ge·ne·ic (ăl′ə-jə-nēĭk) also al·lo·gen·ic (-jĕnĭk)
Being genetically different although belonging to or obtained from the same species: allogeneic tissue grafts.
[ALLO- + Greek geneā, race; see genə- in the Appendix of Indo-European roots + -IC.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.