Chem. [f. CELLULE + -IN.] a. = CELLULOSE. b. esp. The form of cellulose found in animal bodies.
1854. J. Hogg, Microsc., II. i. (1867), 257. Composed of cellulin, a material allied to the cellulose of vegetable tissues.
1870. Bentley, Bot., 18. The membrane … consists of the substance called cellulose or cellulin.
1876. Harley, Mat. Med., 712. Cotton is almost pure cellulin.
