What is the meaning of cataclysm?

A sudden violent change in the earth's surface.
- synonyms: catastrophe
An event resulting in great loss and misfortune.
- usage: "the whole city was affected by the irremediable calamity"; "the earthquake was a disaster"
- synonyms: calamity, catastrophe, disaster, tragedy

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APA	WordNet. (2010). cataclysm. Retrieved September 20, 2026, from http://smartdefine.org/cataclysm/definitions/1263949
Chicago	WordNet. 2010. "cataclysm" http://smartdefine.org/cataclysm/definitions/1263949 (accessed September 20, 2026).
Harvard	WordNet 2010, cataclysm, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/cataclysm/definitions/1263949>.
MLA	WordNet. "cataclysm" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/cataclysm/definitions/1263949>

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