# naturalization

/ˈnætʃɝəɫəˈzeɪʃən/ (US) · CEFR C1 · Noun

Source: https://englishreference.com/word/naturalization
Updated: 2026-05-19

## Definition

the legal process of becoming a citizen of a country. It usually involves living in the country for a certain amount of time and passing a test about the language and history.

For teachers: the legal process by which a foreign national acquires the nationality of another country. Often involves a period of residency, a language proficiency test, and a demonstration of knowledge of the host country's history and government.

## Examples

- The process of naturalization can take several years.
- After living in the city for five years and passing the citizenship exam, she applied for naturalization.
- The legal framework for naturalization varies significantly between nations, often reflecting historical tensions between the desire for national security and the need for a diverse, skilled workforce.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.