Dictionary Home »
Dictionary Definitions » cratonic
cratonic
Variant of craton
noun
a stable, broad, horizontal rock formation of the earth's crust, that is the principal part of a continent and its continental shelf
Related Forms:
- cratonic adjective
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
link/cite print suggestion box