/ Dictionary / Index B beauteous: Meaning and Definition of Find definitions for: beau•te•ous Pronunciation: (by'tē-us, -tyus), [key] — adj. Chiefly Literary. beautiful. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: beauteous (Thesaurus) beaut beautician Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language