This article discusses the importance of adult language learning when a minority language is threatened. Language acquisition planning attempts to reproduce the language across generations. The research context is Wales with its strong history of adults learning Welsh. The history of the Welsh language shows a decline in the last century, but…

This encyclopedia is designed to promote bilingualism in a comprehensive and comprehensive manner and to be academically sound while remaining accessible to as wide an audience as possible. Each topic is presented in a clear, understandable style. Four sections focus on the following: (1) "Individual Bilingualism" (e.g., bilingualism and…