Adjective
Of or pertaining to ontogenesis; as, ontogenetic phenomena.
Source: Webster's dictionaryontogenetic development Source: Internet
Based on Erickson et al. 2004 The identification of several specimens as juvenile Tyrannosaurus rex has allowed scientists to document ontogenetic changes in the species, estimate the lifespan, and determine how quickly the animals would have grown. Source: Internet
Hopwood, "Producing Development", p. 50 His’ depiction of embryological development strongly differs from Haeckel’s depiction, for His argues that the phylogenetic explanation of ontogenetic events is unnecessary. Source: Internet
His argues that all ontogenetic events are the “mechanical” result of differential cell growth. Source: Internet