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Showing results for calamitous. Search instead for calamus-scriptorius.
Synonyms

calamitous

American  
[kuh-lam-i-tuhs] / kəˈlæm ɪ təs /

adjective

  1. causing or involving calamity; disastrous.

    a calamitous defeat.

    Synonyms:
    devastating, ruinous, catastrophic
    Antonyms:
    advantageous, beneficial

calamitous British  
/ kəˈlæmɪtəs /

adjective

  1. causing, involving, or resulting in a calamity; disastrous

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of calamitous

First recorded in 1535–45; calamit(y) + -ous

Explanation

A calamitous event is one that leads to a catastrophe — like the calamitous crashing of your parents' car into the garage door. Calamitous is an adjective that is generally used to describe events, and these events are disastrous or destructive. A failed election can be a calamitous event for a politician, especially if he loses by a landslide. Ever heard of Calamity Jane? She was known for her wild, calamitous behavior in the Wild West during the 19th century. Steer clear of anyone with a name like Calamity.

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Vocabulary lists containing calamitous

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.

See Examples For:

Zubrin linked Musk's potential for failure to French emperor Napoleon Bonaparte's calamitous campaign in Russia.

From Barron's Jun. 12, 2026

The conflict has been calamitous for much of Asia’s petrochemicals industry, which largely relies on oil from the Middle East to make ingredients for everything from PVC pipes to paracetamol.

From The Wall Street Journal Apr. 30, 2026

“Malcolm in the Middle,” a popular series about a tightly knit calamitous family of weirdos and the relatively less weird child at its center, is back after 20 years.

From Los Angeles Times Apr. 9, 2026

Two further defeats, including a calamitous 5-2 Champions League loss at Atletico Madrid, led to speculation Tudor could be replaced after less than a month at the helm.

From BBC Mar. 19, 2026

I know the unspoken rules of boys, but with girls I sense that I am always on the verge of some unforeseen, calamitous blunder.

From "Cat's Eye" by Margaret Atwood

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