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English definition of “naturalization”

naturalization

noun [U] (UK also naturalisation)     /ˌnætʃərəlaɪˈzeɪʃən/ US   /ˌnætʃərələˈzeɪʃən/ LAW
the process of becoming or making someone a citizen of a country that they were not born in: The new system was trialed with more than 6,000 immigrants who were applying for naturalization. a naturalization application/certificate/petition
(Definition of naturalization noun from the Cambridge Business English Dictionary © Cambridge University Press)
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