Definition of cratonic in English:

cratonic

adjective

Geology
  • See craton

    • ‘It is limited to the east and south by wide cratonic areas, whereas to the west it is bounded by the Andean volcanic arc.’
    • ‘Many other mobile belts of various ages crisscross the African cratonic nuclei - these are all ripe for study.’
    • ‘Finally, small, intraplate events not obviously linked to a cratonic boundary are categorized as ‘hotspots’.’
    • ‘Subsequently, the group expanded its range to encompass all of the Earth's major cratonic blocks.’
    • ‘The complex defines a series of cratonic fragments related to the collision of the Amazonian and Sao Francisco Cratons.’