Meanings
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1
noun
a violent, large-scale upheaval or disaster
The eruption was a cataclysm that buried the entire valley.
Thesaurus
Synonyms
Word family
Related forms
cataclysmic
Etymology
From Greek kataklysmos ('deluge, flood'), from kataklyzein ('to wash down, inundate'), from kata- ('down') + klyzein ('to wash').
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