1. a person who believes that reason and logic are inadequate for understanding reality or making important decisions
Usage: philosophy

Examples

• The philosopher was labeled an irrationalist for rejecting logical arguments in favor of intuition.
• As an irrationalist, she believed that emotions and instincts were more reliable than rational thought.
• The irrationalist movement gained followers who distrusted scientific reasoning.
• Critics accused him of being an irrationalist who ignored evidence and facts.
• The debate between rationalists and irrationalists has persisted throughout history.
• Many romantic poets were considered irrationalists for emphasizing feeling over reason.