/ Dictionary / Index U umbriferous: Meaning and Definition of Find definitions for: um•brif•er•ous Pronunciation: (um-brif'ur-us), [key] — adj. casting or making shade. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Umbriel Umbundu Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language