irrationalism

noun

ir·​ra·​tio·​nal·​ism i-ˈra-sh(ə-)nə-ˌli-zəm 

1

: a system emphasizing intuition, instinct, feeling, or faith rather than reason or holding that the universe is governed by irrational forces

2

: the quality or state of being irrational

irrationalist

i-ˈra-sh(ə-)nə-list 

noun or adjective

irrationalistic

i-ˌra-sh(ə-)nə-ˈli-stik 

adjective

Examples of irrationalism in a Sentence

Recent Examples on the Web

Hitchens would have seen opposition to the coronavirus vaccine as another manifestation of destructive irrationalism. —Matthew Continetti, National Review, 26 Dec. 2021

This exercise forces you to succumb to the irrationalism of your silly heart. —Mayukh Sen, Bon Appetit, 6 June 2018

My gut reaction is that these student mobbists manage to combine snowflake fragility and lynch mob irrationalism into one perfectly poisonous cocktail. —Jay Willis, GQ, 9 Mar. 2018

Word History

First Known Use

1811, in the meaning defined at sense 1