/ Dictionary / Index H hypersensitize: Meaning and Definition of Find definitions for: hy•per•sen•si•tize Pronunciation: (hī"pur-sen'si-tīz"), [key] — -tized, -tiz•ing. to treat (a film or emulsion) so as to increase its speed. to strongly heighten a reaction upon reexposure to a particular antigen. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hypersensitive hypersexual Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language