1
as in fatal
bringing about ruin or misfortune
a split-second, disastrous decision that I would forever regret
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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
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of disastrous
The Boston Red Sox received another disastrous outing from righty starter Walker Buehler on Sunday.
—
Jon Vankin, MSNBC Newsweek, 30 June 2025
Premiering July 10 on Netflix, Too Much stars Meg Stalter as New Yorker Jessica, who moves to London after a disastrous breakup and sparks a romance with musician Felix (Will Sharpe).
—Glenn Garner, Deadline, 30 June 2025
Becoming reactive to the effects rather than preemptive to the causes can be disastrous, particularly given Florida’s vulnerability.
—Letters To The Editor, The Orlando Sentinel, 26 June 2025
Skipping this governance checkpoint essentially means letting people create powerful and untested tools for decision making, which could be disastrous to an organization’s future success.
—Larry English, Forbes.com, 26 June 2025
See All Example Sentences for disastrous
Jon Vankin, MSNBC Newsweek, 30 June 2025
Premiering July 10 on Netflix, Too Much stars Meg Stalter as New Yorker Jessica, who moves to London after a disastrous breakup and sparks a romance with musician Felix (Will Sharpe).
—Glenn Garner, Deadline, 30 June 2025
Becoming reactive to the effects rather than preemptive to the causes can be disastrous, particularly given Florida’s vulnerability.
—Letters To The Editor, The Orlando Sentinel, 26 June 2025
Skipping this governance checkpoint essentially means letting people create powerful and untested tools for decision making, which could be disastrous to an organization’s future success.
—Larry English, Forbes.com, 26 June 2025
See All Example Sentences for disastrous
Recent Examples of Synonyms for disastrous
Adjective
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An attack in Boulder, Colorado, in June and the fatal shooting of two Israeli embassy employees in Washington, D.C., in May, are two recent incidents of anti-Jewish violence that have rocked communities in the U.S. Advertisement Read More: The Rise of Antisemitism and Political Violence in the U.S.—
Rebecca Schneid,
Time,
5 July 2025
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Most had gone to sleep by the time of the fatal brawl.—
Emma Seiwell,
New York Daily News,
5 July 2025
Adjective
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As a result, more children were vaccinated against devastating viruses, and more were lives saved.—
Jennifer Lotito,
Forbes.com,
2 July 2025
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Saying goodbye to Sunny in July 2024 was devastating.—
Ashley Vega,
People.com,
30 June 2025
Adjective
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And in the process of owning your role in the unfortunate circumstances, remember, never blame your superior or the board in a public forum.—
Carol Geffner,
Forbes.com,
1 July 2025
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While Malle is clearly qualified to oversee editorial content, the timing is unfortunate for her chances.—
Laurie Brookins,
HollywoodReporter,
27 June 2025
Adjective
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He was charged with Attempting to Provide Material Support to Terrorists, Conspiracy to manufacture unregistered destructive devices and aiding and abetting the manufacture of unregistered destructive devices.—
Scott MacFarlane
July 6,
CBS News,
6 July 2025
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Keep your eye out for the iris borer, the most destructive insect pest of iris.—
Megan Hughes,
Better Homes & Gardens,
6 July 2025
Cite this Entry
“Disastrous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/disastrous. Accessed 13 Jul. 2025.
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