Ontogenesis

{ 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.