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

Synonyms & Similar Words

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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 The algorithm, Algo to its friends, put a calamitous opening day behind it to the season with a solid four out of 10. — Oliver Kay, New York Times, 4 Sep. 2026 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 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
  • Prolonged pump stoppages could lead to a disastrous local scenario of ruptured water supply, district heating, and sewage pipes, even if electricity remains available elsewhere in the country.
    — Tatiana Mitrova, Foreign Affairs, 23 Oct. 2026
  • Yet, the Royals are sitting at home after a disastrous 69-93 campaign.
    — Kansas City Star, Kansas City Star, 23 Oct. 2026
Definition of disastrous
Adjective
  • As a super El Niño intensifies in the Pacific Ocean, coastal beach erosion is devastating Southern California and beyond.
    — Devika Rao, TheWeek, 23 Oct. 2026
  • But this same resilience can make wars longer and more devastating.
    — Tatiana Mitrova, Foreign Affairs, 23 Oct. 2026
Definition of devastating
Adjective
  • Another e-bike rider died over the weekend in Huntington Beach, marking the second fatal incident involving an e-bike in the coastal city in months.
    — Summer Lin, Los Angeles Times, 19 Oct. 2026
  • Presley, Crawford’s son and Kaia’s older brother, died of a fatal overdose inside a rehab facility after years of struggling with addiction and his mental health.
    — Jason P. Frank, Vulture, 19 Oct. 2026
Definition of fatal
Adjective
  • What differentiates this wave of sudden wealth syndrome from the dot-com era, DiFuria said, is that people are making money from a technology many consider destructive—including some of the people building it.
    — Molly A. Wallace, Fortune, 24 Oct. 2026
  • In one memorable scene, Mari takes to a whiteboard to explain the destructive workings of capitalism, a lengthy, potentially didactic exercise that Okamoto transforms into an unexpectedly intimate exchange.
    — Lisa Wong Macabasco, Vogue, 23 Oct. 2026
Definition of destructive
Adjective
  • For many people, however, the presentation instead bears an uncanny and unfortunate resemblance to imagery used in Nazi-era Germany.
    — Chuck Schilken, Los Angeles Times, 23 Oct. 2026
  • The Giannis Antetokounmpo era is off to an unfortunate start, as the Heat is 0-2 to start a season for the first time since the 2022-23 campaign.
    — Anthony Chiang, Miami Herald, 23 Oct. 2026
Definition of unfortunate
Adjective
  • Those observations also revealed that Bennu was once part of a much larger, water-rich parent asteroid that shattered in a catastrophic collision in the main asteroid belt between Mars and Jupiter.
    — Sharmila Kuthunur, Space.com, 20 Oct. 2026
  • The catastrophic exit from Afghanistan was devastating to many veterans who had served there.
    — Azadeh Moaveni, Vanity Fair, 20 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 26 Oct. 2026.

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