naturalizationEnglish → FrenchOxford English–Frenchnaturalization /BrE natʃ(ə)rəlʌɪˈzeɪʃ(ə)n, AmE ˌnætʃ(ə)rələˈzeɪʃən, ˌnætʃ(ə)rəˌlaɪˈzeɪʃən/ noun 1 Administration naturalisation f naturalization papers lettres fpl, documents mpl 2 Botany, Zoology acclimatation f