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
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Example Sentences
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Recent Examples of disastrous
For the next hour and 40 minutes, Maras and co-writer Haig, who also wrote the 2014 play from which the film is adapted, explain to us exactly how important the meteorologists of D-day were, beginning with the disastrous D-day rehearsal Exercise Tiger.
—
Los Angeles Times, 29 May 2026
Meanwhile, Anne faces a turning point after a disastrous texting incident involving her summer fling, Mark Brett (Steven Pasquale).
—Jane Lacroix, PEOPLE, 29 May 2026
The disastrous training exercise Advertisement The film opens with a look at Exercise Tiger, a training exercise that was nothing short of a catastrophic failure, just 6 weeks before D-Day on April 28, 1944.
—Barry Levitt, Time, 29 May 2026
The nine-game homestand has been a disastrous stretch.
—Kansas City Star, 27 May 2026
See All Example Sentences for disastrous
Los Angeles Times, 29 May 2026
Meanwhile, Anne faces a turning point after a disastrous texting incident involving her summer fling, Mark Brett (Steven Pasquale).
—Jane Lacroix, PEOPLE, 29 May 2026
The disastrous training exercise Advertisement The film opens with a look at Exercise Tiger, a training exercise that was nothing short of a catastrophic failure, just 6 weeks before D-Day on April 28, 1944.
—Barry Levitt, Time, 29 May 2026
The nine-game homestand has been a disastrous stretch.
—Kansas City Star, 27 May 2026
See All Example Sentences for disastrous
Recent Examples of Synonyms for disastrous
Adjective
-
Iyo Sky, Roxanne Perez, Giulia and Lash Legend squared off in a fatal four-way match with a spot in the semifinals waiting for the winner.—
Ryan Gaydos,
FOXNews.com,
2 June 2026
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Underscoring the stakes for Louisville residents is the March fatal shooting of a 28-year-old woman named Katelyn Hall, who was experiencing a mental health crisis when police gunned her down in her own apartment.—
Topher Sanders,
ProPublica,
2 June 2026
Adjective
-
Femi was coming off a devastating loss against Brock Lesnar.—
Ryan Gaydos,
FOXNews.com,
2 June 2026
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Fewer, but more ‘devastating’ blazes That the world suffered fewer acres torched by wildfires in 2025 likely comes as little relief to the countries and cities that battled the infernos last year.—
Tristan Bove,
Fortune,
1 June 2026
Adjective
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The timing is particularly unfortunate given the matchup awaiting the Knicks.—
Kristian Winfield,
New York Daily News,
29 May 2026
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While loud sounds won’t cause flat cakes, there are reasons for this unfortunate outcome.—
BestReviews,
Chicago Tribune,
29 May 2026
Adjective
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The Bawah Anambas Foundation works with local communities to combat destructive fishing techniques, focusing on reforestation and offering skills training.—
Condé Nast,
Condé Nast Traveler,
3 June 2026
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In distributing these weak linkages throughout a material like polystyrene, the mechanophores split in two as a crack begins to propagate, successfully redirecting the crack and dissipating the destructive energy.—
Mrigakshi Dixit,
Interesting Engineering,
3 June 2026
Adjective
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In 2009, 36-year-old Diane Schuler drove her minivan in the wrong direction on the Taconic State Parkway, resulting in a catastrophic collision with an SUV that killed herself, her daughter, three nieces, and three people in the other vehicle.—
James Mercadante,
Entertainment Weekly,
4 June 2026
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Anywhere some of those choices turn out to be catastrophic mistakes.—
Thomas Lake,
AJC.com,
4 June 2026
Cite this Entry
“Disastrous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/disastrous. Accessed 6 Jun. 2026.
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