/ Dictionary / Index O oblivion: Meaning and Definition of Find definitions for: ob•liv•i•on Pronunciation: (u-bliv'ē-un), [key] — n. the state of being completely forgotten or unknown: a former movie star now in oblivion. the state of forgetting or of being oblivious: the oblivion of sleep. official disregard or overlooking of offenses; pardon; amnesty. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: oblivion (Thesaurus) oblivescence oblivious Related Content Daily Word Quiz: philanthropy Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language