Definition of bilingualization in US English:

bilingualization

(also bilingualisation)

noun

  • The process of becoming competent in the use of two languages; the action or process of making bilingual or bilingualizing.

Origin

1960s; earliest use found in Language. From bilingualize + -ation.

Pronunciation

bilingualization

/bʌɪˌlɪŋɡw(ə)lʌɪˈzeɪʃn/