/ Dictionary / Index D depth psychology: Meaning and Definition of Find definitions for: depth' psychol"ogy Pronunciation: [key] any approach to psychology that postulates and studies personality from the standpoint of dynamic and unconscious motivation. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. depth perception depurate Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language