On`to*gen"e*sis (?), On*tog"e*ny (?), n. [See Ontology, and Genesis.] Biol.

The history of the individual 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.


© Webster 1913.

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