as in unreasonable
not using or following good reasoning
it's irrational to think that you can continue to consume an excess of calories and not gain weight
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Recent Examples of irrational
Friedrich Nietzsche's idea of rationality, Apollonian, and the irrational passion, defined as Dionysian, have always been a sort of philosophical guide for Murano; his way of conceiving fashion.
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Alberto Calabrese, Vogue, 4 Mar. 2025
There’s a philosophical view, best associated with the scholar L. A. Paul, that the decision to have children is fundamentally irrational.
—Gideon Lewis-Kraus, The New Yorker, 24 Feb. 2025
That’s why a long line of Western philosophers — from Seneca in the first century to Martha Nussbaum in the 21st — argued that anger is pretty much always irrational and destructive.
—Sigal Samuel, Vox, 3 Feb. 2025
In 2019, essayist Sarah Chihaya had a nervous breakdown that coincided with a bout of the titular anxiety disorder, which causes someone to have an intense and irrational fear of books and writing.
—Shannon Carlin, TIME, 31 Jan. 2025
See All Example Sentences for irrational
Alberto Calabrese, Vogue, 4 Mar. 2025
There’s a philosophical view, best associated with the scholar L. A. Paul, that the decision to have children is fundamentally irrational.
—Gideon Lewis-Kraus, The New Yorker, 24 Feb. 2025
That’s why a long line of Western philosophers — from Seneca in the first century to Martha Nussbaum in the 21st — argued that anger is pretty much always irrational and destructive.
—Sigal Samuel, Vox, 3 Feb. 2025
In 2019, essayist Sarah Chihaya had a nervous breakdown that coincided with a bout of the titular anxiety disorder, which causes someone to have an intense and irrational fear of books and writing.
—Shannon Carlin, TIME, 31 Jan. 2025
See All Example Sentences for irrational
Cite this Entry
“Irrational.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/irrational. Accessed 21 Mar. 2025.
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