/ Dictionary / Index U uricolysis: Meaning and Definition of Find definitions for: u•ri•col•y•sis Pronunciation: (yoor"i-kol'u-sis), [key] — n. Biochem. the decomposition of uric acid. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. uricacidemia uridine Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language