/ Dictionary / Index X Xanthus: Meaning and Definition of Find definitions for: Xan•thus Pronunciation: (zan'thus), [key] — n. an ancient city of Lycia, in SW Asia Minor, near the mouth of the Xanthus River: site of archaeological remains. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. xanthous Xantippe Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language