ORGANOGEN
Or*gan"o*gen, n. Etym: [Organo- + -gen.] (Chem.)

Defn: A name given to any one of the four elements, carbon, hydrogen, oxygen, and nitrogen, which are especially characteristic ingredients of organic compounds; also, by extension, to other elements sometimes found in the same connection; as sulphur, phosphorus, etc.

ORGANOGENESIS
Or`ga*no*gen"e*sis, n. Etym: [Organo- + genesis.]

1. (Biol.)

Defn: The origin and development of organs in animals and plants.

2. (Biol.)

Defn: The germ history of the organs and systems of organs, — a branch of morphogeny. Haeckel.

ORGANOGENIC
Or`ga*no*gen"ic, a. (Biol.)

Defn: Of or pertaining to organogenesis.

ORGANOGENY
Or`ga*nog"e*ny, n. (Biol.)