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
There were some generational differences in regard to the reasons driving irrational purchases.
—
Arthur Zaczkiewicz, WWD, 27 Jan. 2025
The author suggests that large crowds can be made irrational, often due to charismatic leadership, and shows how most people choose to go with the grain.
Group decisions can also reduce a sense of personal accountability as people find solidarity in what the masses want.
—Mark Travers, Forbes, 20 Jan. 2025
In his book Orientalism, Edward Said famously revealed the ways that Western literature had depicted Arabs as exotic, backward, irrational, and in need of guidance—portrayals that served, consciously or not, to justify a colonial mindset toward them.
—Gal Beckerman, The Atlantic, 13 Jan. 2025
After a turbulent period of irrational exuberance followed by skepticism, the creator economy appears poised for its second major growth cycle, with M&A activity forecast to accelerate significantly in 2025.
—Ian Shepherd, Forbes, 15 Jan. 2025
See all Example Sentences for irrational 
Arthur Zaczkiewicz, WWD, 27 Jan. 2025
The author suggests that large crowds can be made irrational, often due to charismatic leadership, and shows how most people choose to go with the grain.
Group decisions can also reduce a sense of personal accountability as people find solidarity in what the masses want.
—Mark Travers, Forbes, 20 Jan. 2025
In his book Orientalism, Edward Said famously revealed the ways that Western literature had depicted Arabs as exotic, backward, irrational, and in need of guidance—portrayals that served, consciously or not, to justify a colonial mindset toward them.
—Gal Beckerman, The Atlantic, 13 Jan. 2025
After a turbulent period of irrational exuberance followed by skepticism, the creator economy appears poised for its second major growth cycle, with M&A activity forecast to accelerate significantly in 2025.
—Ian Shepherd, Forbes, 15 Jan. 2025
See all Example Sentences for irrational
Thesaurus Entries Near irrational
Cite this Entry
“Irrational.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/irrational. Accessed 16 Feb. 2025.
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