/ Dictionary / Index I intersex: Meaning and Definition of Find definitions for: in•ter•sex Pronunciation: (in'tur-seks"), [key] — n. Biol. an individual displaying sexual characteristics of both male and female. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: intersex (Thesaurus) intersession intersexual Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language