naturalization

noun

nat·u·ral·i·za·tion | \ ˌna-chə-rə-lə-ˈzā-shən

, ˌnach-rə-\

plural naturalizations

Definition of naturalization

: the act or process of naturalizing : the state of being naturalized: such as

a : the course of action undertaken to become a citizen of a country other than the country where one was born I complete the application for naturalization, wondering whether I know enough American history and government, and whether I could be disqualified for not knowing all the unmemorable lines of Francis Scott Key's "Star Spangled Banner."— Judy Ray

b of a non-native plant or animal : the process of becoming or the state of being established in the wild so that growth and reproduction is possible without human intervention This phenomenon follows the typical pattern of invading plant and animal species, the gradual process of naturalization by which ecological balance tends to reassert.— John Eastman