WordReference Random House Unabridged Dictionary of American English © 2025
xen•o•gen•e•sis
(zen′ə jen′ə sis, zē′nə-),USA pronunciation n. [Biol.]
xen•o•ge•net•ic
(zen′ə jə net′ik, zē′nə-),USA pronunciation xen′o•gen′ic, adj.
- Biologyheterogenesis (def. 1).
- Biologythe supposed generation of offspring completely and permanently different from the parent.
- 1865–70; xeno- + -genesis