1. A topic or matter that has been finished, resolved, or brought to an end
The concluded subject was no longer discussed in the meeting.
O assunto concluído não foi mais discutido na reunião.
2. In academic or formal contexts, a topic that has been fully addressed and requires no further debate
Once the report was submitted, it became a concluded subject.
Uma vez que o relatório foi apresentado, tornou-se um assunto concluído.