Definition of craton in English:

craton

noun

Geology
  • A large stable block of the earth's crust forming the nucleus of a continent.

    • ‘Mobile belts of various ages seem to have stitched Africa's Archean cratons together by Himalayan-style continental collisions.’
    • ‘Much of the craton remained stable up to Triassic time, with sedimentary sequences dominated by shallow-water and subaerial sediments.’
    • ‘Although continents were small, they consisted of stable cratons.’
    • ‘Many workers have interpreted the Zimbabwe craton as vertically accreted crust.’
    • ‘Scotland lies on ancient continental crust known as the Hebridean craton.’

Origin

1930s: alteration of kratogen in the same sense, from Greek kratos strength.

Pronunciation:

craton

/ˈkratɒn/