1. (

• naturalization ,
• naturalisation

) the quality of being brought into conformity with nature ;

2. (

• naturalization ,
• naturalisation

) the proceeding whereby a foreigner is granted citizenship ;

3. (

• naturalization ,
• naturalisation ,

) the introduction of animals or plants to places where they flourish but are not indigenous ;

4. (

• naturalization ,
• naturalisation ,

) changing the pronunciation of a borrowed word to agree with the borrowers' phonology; "the naturalization in English of many Italian words" ;