/ Dictionary / Index H hydrocellulose: Meaning and Definition of Find definitions for: hy•dro•cel•lu•lose Pronunciation: (hī"dru-sel'yu-lōs"), [key] — n. a gelatinous substance obtained by the partial hydrolysis of cellulose, used chiefly in the manufacture of paper, mercerized cotton, and viscose rayon. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hydrocele hydrocephalic Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language