Word Study
ontogenesis
CIDE DICTIONARY
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 . [1913 Webster]
OXFORD DICTIONARY
ontogenesis, n. the origin and development of an individual (cf. PHYLOGENESIS).
Derivative
ontogenetic adj. ontogenetically adv.
Etymology
formed as ONTOGENY + Gk genesis birth
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