Dictionary.com

irrationalism

[ ih-rash-uh-nl-iz-uhm ]
/ ɪˈræʃ ə nlˌɪz əm /
Save This Word!
noun
irrationality in thought or action.
an attitude or belief having a nonrational basis.
a theory that nonrational forces govern the universe.
QUIZ
WILL YOU SAIL OR STUMBLE ON THESE GRAMMAR QUESTIONS?
Smoothly step over to these common grammar mistakes that trip many people up. Good luck!
Question 1 of 7
Fill in the blank: I can’t figure out _____ gave me this gift.
who
whom
TAKE THE QUIZ TO FIND OUT

Origin of irrationalism

First recorded in 1805–15; irrational + -ism

OTHER WORDS FROM irrationalism

ir·ra·tion·al·ist, adjective, nounir·ra·tion·al·is·tic, adjective

Words nearby irrationalism

irradiant, irradiate, irradiation, irradicable, irrational, irrationalism, irrationality, irrationalize, irrational number, Irrawaddy, irreal
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use irrationalism in a sentence

  • Thus the objection of "irrationalism" directed against the new philosophy falls to the ground.

    A New Philosophy: Henri Bergson|Edouard le Roy

  • Classical empiricism results in irrationalism; perhaps it would even be fitting to designate it by this latter name.

    The Elementary Forms of the Religious Life|Emile Durkheim

  • His contention that they cannot be reasoned about has led to the further charge of irrationalism.

    Rudolph Eucken|Abel J. Jones
FEEDBACK