Definition of micronation in English:

micronation

noun

  • A small area or political entity that claims national sovereignty but is not recognized by other sovereign states.

    ‘Jedlicka announced the formation of the Free Republic of Liberland, a 2.7-square-mile micronation situated on the border between Croatia and Serbia’

Pronunciation

micronation

/ˈmʌɪkrəʊneɪʃ(ə)n/