upheaval Meaning in the Cambridge English Dictionary Cambridge dictionaries logo

Meaning of “upheaval” in the English Dictionary

"upheaval" in British English

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upheavalnoun [C or U]

uk   us   /ʌpˈhiː.vəl/
a ​greatchange, ​especiallycausing or ​involving much ​difficulty, ​activity, or ​trouble: Yesterday's ​coupbroughtfurther upheaval to a ​country already ​struggling with ​famine. I'm not ​sure it's ​worth the upheaval of ​moving to ​gain just a little more ​space.
(Definition of upheaval from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"upheaval" in American English

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upheavalnoun [C/U]

 us   /ˌʌpˈhi·vəl/
(a) ​greatchange, causing or ​involvingdifficulty or ​trouble: [U] The ​longgarbagestrike in 1970 caused much ​political upheaval.
(Definition of upheaval from the Cambridge Academic Content Dictionary © Cambridge University Press)
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