/ Dictionary / Index H hypersexual: Meaning and Definition of Find definitions for: hy•per•sex•u•al Pronunciation: (hī"pur-sek'sh-ul or, esp. Brit., -seks'y-), [key] — adj. unusually or excessively active in or concerned with sexual matters. —n. a person who is hypersexual. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hypersensitize hypersomnia 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