/ Dictionary / Index O oblivescence: Meaning and Definition of Find definitions for: ob•li•ves•cence Pronunciation: (ob"lu-ves'uns), [key] — n. the process of forgetting. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. obliteration oblivion 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