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
ir·rationalist
"+
: of, relating to, or advocating irrationalism
: a proponent of irrationalism
Examples of irrationalism in a Sentence
Recent Examples on the Web
Ed Simon,
TIME,
31 Oct. 2024
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
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Noun
To think magically, to think with the spirit, despite the risks of superstition and irrationalism, also allows for the consideration of something beyond the heart or head.
—
Ed Simon,
TIME,
31 Oct. 2024
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
Cite this Entry
“Irrationalism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/irrationalism. Accessed 28 Jun. 2026.
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