/vel"euhm/ , n.
1. calfskin, lambskin, kidskin, etc., treated for use as a writing surface.
2. a manuscript or the like on vellum.
3. a texture of paper or cloth resembling vellum.
adj.
4. made of or resembling vellum.
5. bound in vellum.
[ 1400-50; late ME velum, velim ve ( e ) lin of a calf. See VEAL, -IN 1 ]