from The American Heritage® Dictionary of the English Language, 4th Edition
- n. See ontogeny.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. the arising or development of an individual organism.
from the GNU version of the Collaborative International Dictionary of English
- n. The history of the individual development of an organism; the sequence of events involved in the development of an organism; the history of the evolution of the germ; the development of an individual organism, -- in distinction from
phylogeny, or evolution of the tribe. Called also henogenesis, henogeny.
from The Century Dictionary and Cyclopedia
- n. In biology, the history of the individual development of an organized being, as distinguished from phylogenesis, or the history of genealogical development, and from biogenesis, or life-development generally. Also ontogeny.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. (biology) the process of an individual organism growing organically; a purely biological unfolding of events involved in an organism changing gradually from a simple to a more complex level
onto- + -genesis (Wiktionary)