from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The supposed production of offspring markedly different from either parent.
- n. See alternation of generations.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A foreign origin or source.
- n. The production of an offspring that is unlike either of its parents.
from the GNU version of the Collaborative International Dictionary of English
- n. Same as heterogenesis.
- n. The fancied production of an organism of one kind by an organism of another.
from The Century Dictionary and Cyclopedia
- n. The generation of offspring which pass through an entirely different life-cycle from that of the parents, and never exhibit the characters of the latter: a mode of biogenesis supposed by Milne-Edwards to occur, but not proved to have any existence in fact.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the alternation of two or more different forms in the life cycle of a plant or animal
From xeno- + -genesis. (Wiktionary)