Words and phrases to remember

Child bilingualism = a process of acquiring two or more languages when exposed to them as a very young child

Early second language acquisition = a term used for any child who is of pre-school age and who was exposed to language B more than one week after language A

Critical age hypothesis = an idea that after a certain age second-language learning is more difficult and less successful

Procedural memory = a memory system which contains knowledge that is acquired or learned through repeated execution of a task

Declarative memory = a memory containing memorized material