disastrous

adjective

di-ˈza-strəs How to pronounce disastrous (audio)
Definition of disastrousnext
1
as in fatal
bringing about ruin or misfortune a split-second, disastrous decision that I would forever regret

Synonyms & Similar Words

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Antonyms & Near Antonyms
2
as in devastating
causing or tending to cause destruction a disastrous fire from which the town never fully recovered

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 disastrous Arjun Poudel, a health reporter in Nepal, was commuting to the offices of the Kathmandu Post, in the country’s capital, when messages started coming in about a disastrous flood in his home town, close to the border with China. — Ishaan Tharoor, New Yorker, 29 Aug. 2026 Since a disastrous debut, the rookie right-hander has allowed just two runs over his last 9 2/3 innings with 15 strikeouts. — Justice Delos Santos, Mercury News, 28 Aug. 2026 But what could have been a disastrous memory turned a corner when the duo decided to have a quiet, intimate ceremony with friends before their big show. — Erin Strecker, Entertainment Weekly, 22 Aug. 2026 That area also roughly would coincide with the stock’s post-earnings close from May 28, after a disastrous revenue miss. — Schaeffer's Investment Research, Forbes.com, 21 Aug. 2026 See All Example Sentences for disastrous
Recent Examples of Synonyms for disastrous
  1. fatal
  2. devastating
  3. unfortunate
  4. destructive
  5. catastrophic
Adjective
  • An incident that for others might be fatal—a free fall from a high bridge—affects the coyote for only a brief moment.
    — Zach Helfand, New Yorker, 31 Aug. 2026
  • There is a broad debate over the applicability of PNB to modern anti-trust cases, with many legal scholars finding the application of a random number, without any real analysis of the potential harm a merger might cause, to be a fatal flaw.
    — Shubha Ghosh, Fortune, 31 Aug. 2026
Definition of fatal
Adjective
  • Released in 2025, the first part of Julia Loktev’s monumental documentary project My Undesirable Friends, subtitled Last Air in Moscow, gave us a sprawling, breathless look at a few devastating months in the lives of Russian journalists.
    — Bilge Ebiri, Vulture, 4 Sep. 2026
  • Levine Cava’s budget called them low-ridership bus routes, but transit advocates said service loss would be devastating for riders who use them.
    — Douglas Hanks, Miami Herald, 4 Sep. 2026
Definition of devastating
Adjective
  • There are no Cubs players involved in the TikTok series, the Cubs told me, which is unfortunate since Crow-Armstrong has acting in his DNA — his mother and father are both actors — and probably would be at least as good as Damon.
    — Paul Sullivan, Chicago Tribune, 1 Sep. 2026
  • Every mosquito has a type Count me among the unfortunate souls who are mosquito magnets; something about my body chemistry is irresistible to those tiny bloodsucking fiends.
    — ArsTechnica, ArsTechnica, 1 Sep. 2026
Definition of unfortunate
Adjective
  • Large, destructive waves and life-threatening rip currents are forecast across many Hawaiian shorelines during the next several days.
    — Anthony Thompson, USA Today, 7 Sep. 2026
  • America’s sense of security was smashed with apocalyptic fury Tuesday when the most destructive and meticulously planned terror attack in history shattered two of the country’s most potent symbols.
    — Christopher Keating, Hartford Courant, 6 Sep. 2026
Definition of destructive
Adjective
  • But the day after her last conversations with her family, catastrophic floods struck Nepal’s valleys along the Chinese border killing more than 1,000 people and leaving another roughly 3,900 unaccounted for, according to the Associated Press.
    — Wendy Grossman Kantor, PEOPLE, 1 Sep. 2026
  • More than 1,000 people are dead and nearly 4,000 missing after a Himalayan glacial collapse unleashed catastrophic floods across the Nepal-China border, obliterating roads, towns and hydropower projects.
    — Shristi Kafle, Los Angeles Times, 1 Sep. 2026
Definition of catastrophic

Browse Nearby Words

disasters
disastrous
disastrously
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Cite this Entry

“Disastrous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/disastrous. Accessed 8 Sep. 2026.

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