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Synonyms

catastrophic

American  
[kat-uh-strof-ik] / ˌkæt əˈstrɒf ɪk /
Sometimes catastrophical,

adjective

  1. of the nature of a catastrophe, or disastrous event; calamitous.

    a catastrophic failure of the dam.


Other Word Forms

Derived Forms

Etymology

Origin of catastrophic

First recorded in 1820–30; from Greek katastrophikós, equivalent to catastroph(e) ( def. ) + -ic ( def. )

Explanation

Something catastrophic is very harmful or disastrous. When the stock market crashes, it’s a catastrophic event for investors. This is a strong word for terrible, harmful, devastating things. Tornadoes, hurricanes, earthquakes, and tsunamis are catastrophic weather events. A depression is catastrophic for the economy. In sports, if the star player is injured, that's catastrophic for the team. If a parent dies, that's catastrophic for a family. Scientists worry that climate change will have a catastrophic effect on the planet. Catastrophic events are severe and horrific. Stubbing your toe isn’t catastrophic: losing your leg in an accident is.

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Vocabulary lists containing catastrophic

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

She said: "This wasn't bad luck. It was a catastrophic collapse of responsibility. An undoubted miscarriage of justice that must now be addressed."

From BBC • Jun. 8, 2026

Nearly three years after a catastrophic storm tore through eastern Libya's port city of Derna killing almost 4,000 people the city is getting back on its feet, but the trauma persists.

From Barron's • Jun. 6, 2026

“Because these expenses are big. What do we do if we have a catastrophic event?”

From The Wall Street Journal • May 29, 2026

“GKN Aerospace exposed Orange County and Garden Grove to the risk of a catastrophic chemical explosion,” Rep. Garcia said in a Thursday statement.

From Los Angeles Times • May 28, 2026

Dallas tries for another minute to make it seem completely catastrophic that I drank an ounce of salt water.

From "Liar & Spy" by Rebecca Stead

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