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diastrophism

[ dahy-as-truh-fiz-uhm ]
/ daɪˈæs trəˌfɪz əm /
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noun Geology.

Also called tectonism. the action of the forces that cause the earth's crust to be deformed, producing continents, mountains, changes of level, etc.
any such resulting deformation.

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Origin of diastrophism

1880–85; <Greek diastroph() a distortion (see dia-, strophe) + -ism

OTHER WORDS FROM diastrophism

di·a·stroph·ic [dahy-uh-strof-ik, -stroh-fik], /ˌdaɪ əˈstrɒf ɪk, -ˈstroʊ fɪk/, adjectivedi·a·stroph·i·cal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for diastrophism

diastrophism
/ (daɪˈæstrəˌfɪzəm) /

noun

the process of movement and deformation of the earth's crust that gives rise to large-scale features such as continents, ocean basins, and mountainsSee also orogeny, epeirogeny

Derived forms of diastrophism

diastrophic (ˌdaɪəˈstrɒfɪk), adjective

Word Origin for diastrophism

C19: from Greek diastrophē a twisting; see dia-, strophe
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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