/ Dictionary / Index D disorientate: Meaning and Definition of Find definitions for: dis•o•ri•en•tate Pronunciation: (dis-ôr'ē-un-tāt", -ōr'-), [key] — -tat•ed, -tat•ing. to disorient. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: disorientate (Thesaurus) disorient disoriented Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language