/ Dictionary / Index D demystify: Meaning and Definition of Find definitions for: de•mys•ti•fy Pronunciation: (dē-mis'tu-fī"), [key] — -fied, -fy•ing. to rid of mystery or obscurity; clarify: to demystify medical procedures. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: demystify (Thesaurus) demyelination demythologize Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language