n. the arising or development of an individual organism.
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.
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.
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
"One might expect that since current orthodoxy maintains that biological processes of ontogenesis proceed differently from the selectionist processes of phylogenesis, evolutionary epistemologies would reflect this difference."
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