/ Dictionary / Index P psychosocial: Meaning and Definition of Find definitions for: psy•cho•so•cial Pronunciation: (sī"kō-sō'shul), [key] — adj. of or pertaining to the interaction between social and psychological factors. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. psychosis psychosociology Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language