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diastrophism

[ dahy-as-truh-fiz-uhm ]

noun

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


diastrophism

/ daɪˈæstrəˌfɪzəm; ˌdaɪəˈstrɒfɪk /

noun

  1. the process of movement and deformation of the earth's crust that gives rise to large-scale features such as continents, ocean basins, and mountains See also orogeny epeirogeny
“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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Derived Forms

  • diastrophic, adjective
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Other Words From

  • di·a·stroph·ic [dahy-, uh, -, strof, -ik, -, stroh, -fik], adjective
  • dia·strophi·cal·ly adverb
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Word History and Origins

Origin of diastrophism1

1880–85; < Greek diastroph ( ) a distortion ( dia-, strophe ) + -ism
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Word History and Origins

Origin of diastrophism1

C19: from Greek diastrophē a twisting; see dia- , strophe

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