upheaval

noun — 3 senses

upheaval

noun

/ʌpˈhiːvəl/ · [ʌpˈhɪi̯vəl] ~ [ʌpˈhɪi̯vl̩]

Etymology From upheave + -al.

1

Geography, Geology, Natural sciences The process of being heaved upward, especially the raising of part of the earth's crust.

2

Figuratively A disruptive change, from one state to another.

  • Scotland's bottleneck junction between the West and East Coast main lines at Carstairs will be the site of major upheaval until the end of May, while £164 million worth of improvements are carried out.2023 March 8, “Network News: Carstairs shut for main line upgrade”, in RAIL, number 978, page 11:
3

Figuratively A sudden violent upset, disruption or convulsion.

  • Since that upheaval Wales have won just once in seven games, beating Northern Ireland in the Nations Cup last May.2011 September 2, “Wales 2-1 Montenegr”, in BBC:
Derived terms
axis of upheaval

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.