- a relatively rigid and immobile region of continental portions of the earth's crust.
Origin of craton
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- geology a stable part of the earth's continental crust or lithosphere that has not been deformed significantly for many millions, even hundreds of millions, of yearsSee shield (def. 7)
C20: from Greek kratos strength
- A large portion of a continental plate that has been relatively undisturbed since the Precambrian era and includes both shield and platform layers.
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