/ Dictionary / Index B biuret: Meaning and Definition of Find definitions for: bi•u•ret Pronunciation: (bī"yu-ret', bī'yu-ret"), [key] — n. Chem. a white crystalline substance, CHON&multiplydot;HO, soluble in water and alcohol, used for the identification of urea, from which it is formed on heating. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. biuniqueness bivalent Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language