Main Entry: vitreous body Function: noun : the clear colorless transparent jelly that fills the eyeball posterior to the lens, is enclosed by a delicate hyaloid membrane,and in the adult is nearly homogeneous but in the fetus is pervaded by fibers with minute nuclei at their points of junction
vitreous bodyn. A transparent jellylike substance enclosing the vitreous humor and filling the interior of the eyeball behind the lens. Also called hyaloid body, vitreum.
