/ Dictionary / Index N natural religion: Meaning and Definition of Find definitions for: nat'ural reli'gion Pronunciation: [key] religion based on principles derived solely from reason and the study of nature. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. natural realism natural resistance Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language