xenogenetic
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xen·o·gen·e·sis
(zĕn′ə-jĕn′ĭ-sĭs, zē′nə-)n.
The supposed production of offspring markedly different from either parent.
xen′o·ge·net′ic (-jə-nĕt′ĭk), xen′o·gen′ic (-jĕn′ĭk) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.