n. [ Gr. kormo`s trunk of a tree + root of gi`gnesqai to be born. ] (Biol.) The embryological history of groups or families of individuals. [ 1913 Webster ]

n.; pl. Cosmogonies [ Gr. kosmogoni`a; ko`smos the world + root of gi`gnesthai to be born: cf. F. cosmogonie. ] The creation of the world or universe; a theory or account of such creation; as, the poetical cosmogony of Hesoid; the cosmogonies of Thales, Anaxagoras, and Plato. [ 1913 Webster ]

The cosmogony or creation of the world has puzzled philosophers of all ages. Goldsmith. [ 1913 Webster ]