Breadcrumb Home > Dictionary > Index X xanthic: Meaning and Definition of Find definitions for: xan•thic Pronunciation: (zan'thik), [key] — adj. of or pertaining to a yellow or yellowish color. of or derived from xanthine or xanthic acid. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Xanthian xanthic acid ✖ Related Content Daily Word Quiz: solecism Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language