/ Dictionary / Index O occurrence: Meaning and Definition of Find definitions for: oc•cur•rence Pronunciation: (u-kûr'uns, u-kur'-), [key] — n. the action, fact, or instance of occurring. something that happens; event; incident: We were delayed by several unexpected occurrences. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: occurrence (Thesaurus) occur OCD Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language