/ Dictionary / Index Y Yü: Meaning and Definition of Find definitions for: Yü Pronunciation: (yy), [key] a legendary Chinese emperor who drained the land and made the mountains. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. yttrotantalite yuan Related Content Daily Word Quiz: meritocracy Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language