/ Dictionary / Index P primary process: Meaning and Definition of Find definitions for: pri'mary proc'ess Pronunciation: [key] — Psychoanal. Psychoanal. the generally unorganized mental activity characteristic of the unconscious and occurring in dreams, fantasies, and related processes. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. primary phloem primary producer Related Content Daily Word Quiz: winsome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language