upheaval

== English == === Etymology === From upheave +‎ -al. === Pronunciation === (Received Pronunciation) IPA(key): /ʌpˈhiː.vəl/ (General American, Canada) IPA(key): /ʌpˈhi.vəl/ (General Australian, New Zealand) IPA(key): /ɐpˈhiː.vəl/ Hyphenation: up‧heav‧al === Noun === upheaval (countable and uncountable, plural upheavals) Disruptive change, from one state to another. The process of being heaved upward, especially the raising of part of the earth's crust. A sudden violent upset, disruption or convulsion. ==== Synonyms ==== seismic shift ==== Derived terms ==== axis of upheaval ==== Translations ====