1. A subject or topic that is officially required or specified to be used, studied, or written about
The prescribed theme for the essay competition was climate change.
O tema prescrito para o concurso de redação foi mudança climática.
2. In literature and music, a central idea or motif that has been officially determined or assigned
Students had to compose variations on the prescribed theme given by the music instructor.
Os alunos tiveram que compor variações sobre o tema prescrito dado pelo instrutor de música.