English: sequential bilingualism
Welsh: dwyieithrwydd dilynol
Subject: Addysg
Welsh definition: Sequential bilingualism occurs when a person becomes bilingual by first learning one language and then another. The process is contrasted with simultaneous bilingualism, in which both languages are learned at the same time.
Welsh context: Dwyieithrwydd dilynol – plentyn sydd wedi dod i gysylltiad ag iaith ychwanegol ar ôl iaith y cartref.