/ Dictionary / Index D doctrinaire: Meaning and Definition of Find definitions for: doc•tri•naire Pronunciation: (dok'tru-nâr'), [key] — n. a person who tries to apply some doctrine or theory without sufficient regard for practical considerations; an impractical theorist. —adj. dogmatic about others' acceptance of one's ideas; fanatical: a doctrinaire preacher. merely theoretical; impractical. of, pertaining to, or characteristic of a doctrinaire. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: doctrinaire (Thesaurus) doctor's degree doctrinal Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language