English Lexicon

Upheaval

/ʌpˈhiː.vəl/
nounCEFR C1 (Advanced)Top #4120 frequency
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Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    A violent or sudden change or disruption to something.

    "The company underwent a major upheaval after the new CEO took office."
  2. 2

    An instance of lifting or raising up, especially of a geological formation.

    "Earthquake tremors caused a dramatic upheaval of the coastal seabed."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

Derived from the verb 'upheave', combining the Old English preposition 'up' with the Middle English verb 'heven' (to lift or raise). First recorded in the mid-19th century, it initially referred to a geological lifting of the earth's crust before broadening metaphorically to signify sudden violent disruption or social change.

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