vellum

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

пергамент, велень

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.
Древняя рукопись была написана на пергаменте.
She admired the intricate illustrations on the vellum pages.
Она восхищалась сложными иллюстрациями на пергаментных страницах.
2.

веленевая бумага, калька

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.
Архитектор напечатал чертежи на плотной веленевой бумаге.
She used a fine-tipped pen to draw on the smooth surface of the vellum.
Она использовала тонкую ручку, чтобы рисовать на гладкой поверхности веленевой бумаги.