What is "henogeny"

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

Syn: growth, growing, maturation, development.