calamitous

adjective

kə-ˈla-mə-təs How to pronounce calamitous (audio)
Definition of calamitousnext
1
as in disastrous
bringing about ruin or misfortune a calamitous decision to sell their products online exclusively ruined the business

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Antonyms & Near Antonyms
2
as in devastating
causing or tending to cause destruction a calamitous flood that destroyed the town's central business district

Synonyms & Similar Words

Antonyms & Near Antonyms

Example Sentences

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.
Recent Examples of calamitous Brown was married at the church altar in the spring of ‘93, months before that calamitous summer. — Andrew Carter, Chicago Tribune, 5 July 2026 The entire season to that point had taken place over the course of one evening, and, in a breath of fresh air, the finale spans the days following that calamitous — but ultimately successful — service. — Ethan Shanfeld, Variety, 26 June 2026 His grief was crushing, paralyzing, calamitous. — Lois K. Solomon, Sun Sentinel, 22 June 2026 There was an irony, then, that Romo was responsible for their winning goal — profiting from a calamitous defensive mix-up between South Korean goalkeeper Kim Seung-gyu and defender Lee Gi-hyuk in the 50th minute. — Jacob Whitehead, New York Times, 19 June 2026 See All Example Sentences for calamitous
Recent Examples of Synonyms for calamitous
  1. disastrous
  2. devastating
  3. fatal
  4. destructive
  5. unfortunate
  6. catastrophic
Adjective
  • Boone didn’t get to watch the disastrous half-inning from the dugout, as he was ejected in the top of the sixth.
    — Gary Phillips, New York Daily News, 15 Aug. 2026
  • Despite so many past failures, Washington’s foreign policy debates are frequently still dominated by aging officials who made disastrous choices.
    — Emma Ashford, Foreign Affairs, 12 Aug. 2026
Definition of disastrous
Adjective
  • Claudine Constant, director of the Beyond Jails Initiative at Vera Institute of Justice, said even one day can be devastating.
    — Kaitlin McCallum, Hartford Courant, 14 Aug. 2026
  • The fear is that a spark from an encampment could be whipped by winds and quickly turn into a devastating blaze across Malibu’s fire-prone hills.
    — Clara Harter, Los Angeles Times, 14 Aug. 2026
Definition of devastating
Adjective
  • The family ran the rescue out of their New Hampshire house until a fatal fire burned it down in 2019.
    — ABC News, ABC News, 18 Aug. 2026
  • The researchers also examined fatal crashes, looking at drivers’ ages, alcohol involvement, the number of people in the car and the model year of cars, as newer cars may have more safety features that prevent distraction.
    — Diana Anos, CNN Money, 17 Aug. 2026
Definition of fatal
Adjective
  • Tropical storm warnings were in effect for the islands of Maui, Molokai, Lanai, Kahoolawe, Oahu, Kauai and Niihau, raising the possibility of destructive flooding and even wildfires kicked up by strong winds on the drier sides of the islands.
    — ABC News, ABC News, 16 Aug. 2026
  • Tropical Storm Lala is moving away from Hawaii after bringing destructive flooding and strong winds over the weekend.
    — Dalia Faheid, CNN Money, 16 Aug. 2026
Definition of destructive
Adjective
  • That understanding for the narrator is one tinged with mourning for the boy who endured but also the suspect boy who was always there, even before all the unfortunate happenings.
    — Literary Hub, Literary Hub, 18 Aug. 2026
  • The first addresses inflammation and irritation (an unfortunate side effect of vitamin C, for some people).
    — Maggie Ryan, Flow Space, 17 Aug. 2026
Definition of unfortunate
Adjective
  • Guthrie responded to the catastrophic damage brought by hurricanes Idalia, Helene and Milton, and to other crises like the Surfside condo collapse.
    — Michael Van Sickler, Miami Herald, 18 Aug. 2026
  • Under American stewardship, catastrophic wars have shattered Lebanon, Libya, Sudan, Syria, and Yemen.
    — MARC LYNCH, Foreign Affairs, 18 Aug. 2026
Definition of catastrophic

Browse Nearby Words

calamities
calamitous
calamity
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Cite this Entry

“Calamitous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/calamitous. Accessed 20 Aug. 2026.

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More from Merriam-Webster on calamitous

Nglish: Translation of calamitous for Spanish Speakers

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