/ Dictionary / Index P psychosexual: Meaning and Definition of Find definitions for: psy•cho•sex•u•al Pronunciation: (sī"kō-sek'sh-ul or, esp. Brit., -seks'y-), [key] — adj. of or pertaining to the relationship of psychological and sexual phenomena. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: psychosexual (Thesaurus) psychoprophylaxis psychosis Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language