/ Dictionary / Index O obumbrate: Meaning and Definition of Find definitions for: ob•um•brate Pronunciation: (ob-um'brāt), [key] — v., adj. -brat•ed, -brat•ing, —v.t. to darken, overshadow, or cloud. —adj. overshadowed, darkened. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. obumbrant obverse Related Content Daily Word Quiz: penurious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language