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 This is aside from the calamitous damage that the wars have wrought on Israel’s international reputation. — Amos Harel, Foreign Affairs, 2 Sep. 2026 For decades, scientists have been warning us about the calamitous consequences of climate change. — Andrew Freedman, CNN Money, 20 July 2026 For both satellites and race cars, tiny miscalculations become calamitous. — Allie Garfinkle, Fortune, 14 July 2026 Each week, Mantooth’s Gage, partner Roy De Soto (Kevin Tighe) and their firefighter colleagues would answer calls both routine and calamitous. — Erik Pedersen, Deadline, 10 July 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
  • In part, this is a story about the short-term desperation of Republicans in the face of midterms that seem set to be disastrous.
    — Jon Allsop, New Yorker, 10 Oct. 2026
  • Formed in the aftermath of a disastrous mountain war with China in 1962, the ITBP operates in some of the most inhospitable terrain on Earth.
    — Helen Regan, CNN Money, 10 Oct. 2026
Definition of disastrous
Adjective
  • That status quo has been marked by a drumbeat of devastating fires in recent years and increasing worries about more in the future.
    — Stephen Hobbs, Sacbee.com, 9 Oct. 2026
  • The moment when the couple’s infant child is taken from them by the authorities is devastating, each of them capturing a sense of helpless isolation from themselves, their community and each other.
    — Mark Olsen, Los Angeles Times, 9 Oct. 2026
Definition of devastating
Adjective
  • In 2006, a 45-year-old with a heart condition suffered a fatal heart attack while aboard the park's Goliath ride.
    — DEMOCRAT-GAZETTE STAFF FROM WIRE REPORTS, Arkansas Online, 13 Oct. 2026
  • Mystery still surrounds the fatal shooting on the set of Alec Baldwin’s Western Rust, an incident that claimed the life of cinematographer Halyna Hutchins.
    — Matthew Carey, Deadline, 12 Oct. 2026
Definition of fatal
Adjective
  • Simon is expected to make landfall early tomorrow, bringing heavy rain, destructive waves and potentially life-threatening flooding and mudslides, according to the National Hurricane Center.
    — Erika Angulo, NBC news, 11 Oct. 2026
  • Hirose, who also writes and edits, has constructed a brilliantly volatile scenario, vulnerable to any number of potentially explosive and destructive dramatic developments.
    — Guy Lodge, Variety, 11 Oct. 2026
Definition of destructive
Adjective
  • Choosing the most abject—or unfortunate—car names will never not be funny.
    — Jason Barlow, Robb Report, 11 Oct. 2026
  • The timing was unfortunate for Saudi Arabia, several experts say.
    — Mostafa Salem, CNN Money, 10 Oct. 2026
Definition of unfortunate
Adjective
  • Six Flags Magic Mountain permanently closed its X2 roller coaster after multiple lawsuits accused the attraction of causing catastrophic brain injuries.
    — Andrea Margolis, FOXNews.com, 13 Oct. 2026
  • So, Correa repeatedly assured voters that abandoning the dollar would be catastrophic and was not on his agenda.
    — Steve H. Hanke, Fortune, 13 Oct. 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 14 Oct. 2026.

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