surd

adjective

Definition of surdnext
as in irrational

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Example Sentences

Recent Examples of Synonyms for surd
  1. irrational
  2. illogical
  3. nonrational
  4. unreasoning
  5. fallacious
  6. unreasonable
  7. imbecile
  8. thoughtless
Adjective
  • Their ideas about it were often steeped in stereotypes suggesting that Buddhists were irrational and childish in their thinking.
    — Livia Gershon, JSTOR Daily, 7 July 2026
  • Scammers often use isolation tactics in phone calls to panic the listener and rush them into making irrational choices that often have financial costs.
    — Ella Moore July 2, Miami Herald, 2 July 2026
Definition of irrational
Adjective
  • Their complaints have been mostly incoherent and illogical, with UEFA's statement in particular being laughably inaccurate.
    — Ian Miller OutKick, FOXNews.com, 7 July 2026
  • In spite of D'Arcy's best efforts, Rhaenyra is an impenetrable character with illogical choices and zero magnetism to the viewers (or seemingly, her councilors).
    — Kelly Lawler, USA Today, 21 June 2026
Definition of illogical
Adjective
  • Mid-century collective behavior theories considered social movements to be nonrational, spontaneous events occurring during moments of social and cultural breakdown.
    — The Editors, JSTOR Daily, 10 Sep. 2025
Definition of nonrational
Adjective
  • But in each event—in the living act, the undoubted deed—there, some unknown but still reasoning thing puts forth the mouldings of its features from behind the unreasoning mask.
    — Literary Hub, Literary Hub, 6 July 2026
  • Roosevelt surely understood that nameless, unreasoning, unjustified fear cannot be eradicated.
    — New York Times, New York Times, 9 June 2026
Definition of unreasoning
Adjective
  • There is a widespread but fallacious perception that India's tariffs are inordinately high.
    — Mohan Kumar, MSNBC Newsweek, 31 Aug. 2025
  • The same economists who believe in the same fallacious economic notions?
    — John Tamny, Forbes.com, 6 July 2025
Definition of fallacious
Adjective
  • In a poll on the post, 95% voted that this parent is NOT being unreasonable.
    — Melissa Willets, Parents, 12 July 2026
  • Those arguments largely resonated with judge Stephen Lau, who said that six or seven days’ notice to move all of Williams’ belongings was reasonable under the Fourth Amendment, which prohibits unreasonable searches and seizures.
    — Ariane Lange, Sacbee.com, 8 July 2026
Definition of unreasonable
Adjective
  • Prep school was one such imbecile society.
    — Jessica Winter, New Yorker, 7 May 2026
Definition of imbecile
Adjective
  • This tragedy serves as a powerful reminder that no family should have to bury a child because of someone’s thoughtless and irresponsible choices.
    — Grethel Aguila, Miami Herald, 23 June 2026
  • This rhetoric is not just the thoughtless ramblings of mindless partisans.
    — Chris Roemer, Baltimore Sun, 30 Apr. 2026
Definition of thoughtless
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

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surcoats
surd
sure
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Cite this Entry

“Surd.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/surd. Accessed 16 Jul. 2026.

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