vellum

US /ˈvel.əm/
UK /ˈvel.əm/
"vellum" picture
1.

pergamena, vellum

prepared animal skin, typically calfskin, used as a material for writing, printing, or binding books, noted for its durability and smooth surface

:
The ancient manuscript was written on vellum.
L'antico manoscritto era scritto su pergamena.
She admired the intricate illustrations on the vellum pages.
Ammirava le intricate illustrazioni sulle pagine di pergamena.
2.

carta pergamena, carta lucida

a high-quality, smooth, and slightly translucent paper, often used for technical drawings or special documents, designed to imitate the appearance of animal vellum

:
The architect printed the blueprints on heavy vellum paper.
L'architetto ha stampato le planimetrie su carta pergamena pesante.
She used a fine-tipped pen to draw on the smooth surface of the vellum.
Ha usato una penna a punta fine per disegnare sulla superficie liscia della pergamena.