/ Dictionary / Index Y yellow mercuric oxide: Meaning and Definition of Find definitions for: yel'low mercu'ric ox'ide. Pronunciation: [key] See under Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. yellow mandarin yellow mombin Related Content Daily Word Quiz: benevolent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language