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Definition of -ation in English:

-ation

Pronunciation /ˈeɪʃ(ə)n/

suffix

  • 1(forming nouns) denoting an action or an instance of it.

    ‘exploration’
    • ‘hesitation’
    1. 1.1Denoting a result or product of action.
      • ‘plantation’

Origin

From French -ation or Latin -ation-.