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tectonism

[tek-tuh-niz-uh m] /ˈtɛk təˌnɪz əm/
noun, Geology
1.
diastrophism (def 1).
Origin of tectonism
1945-1950
1945-50; tecton(ic) + -ism
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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