Skip to Content
Medical Term:


Pronunciation: sel′yū-lōs

Definition: A linear B1→4 glucan, composed of cellobiose residues, differing in this respect from starch, which is composed of maltose residues; it forms the basis of vegetable and wood fiber and is the most abundant organic compound; useful in providing bulk in the diet.

Synonym(s): cellulin

[L. cellula, cell, + -ose]