Breadcrumb Home > Dictionary > Index R reality principle: Meaning and Definition of Find definitions for: real'ity prin"ciple Pronunciation: [key] — Psychoanal. Psychoanal. the motivating force or mechanism by which the child, who has previously sought immediate gratification of all wishes, realizes that gratification must sometimes be deferred or forgone. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. reality check reality testing TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: pernicious Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language