from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A large portion of a continental plate that has been relatively undisturbed since the Precambrian era and includes both shield and platform layers.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A part of the Earth’s crust that has survived the splitting and merging of continents.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. the part of a continent that is stable and forms the central mass of the continent; typically Precambrian


German Kraton, from Greek kratos, power; see kar- in Indo-European roots.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From Ancient Greek κράτος (kratos, "strength, might"). (Wiktionary)



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