cellulose

n. (Chem.) The substance which constitutes the essential part of the solid framework of plants, of ordinary wood, cotton, linen, paper, etc. It is also found to a slight extent in certain animals, as the tunicates. It is a carbohydrate, (C6H10O5)n, isomeric with starch, and is convertible into starches and sugars by the action of heat and acids. When pure, it is a white amorphous mass. See Starch, Granulose, Lignin. [ 1913 Webster ]

Unsized, well bleached linen paper is merely pure cellulose. Goodale. [ 1913 Webster ]

Starch cellulose, the delicate framework which remains when the soluble part (granulose) of starch is removed by saliva or pepsin. Goodale. [ 1913 Webster ]