1. A distinct issue, topic, or concern that stands alone or is considered independently
The contract disputes are not a single matter but multiple issues.
As disputas contratuais não são um assunto único, mas múltiplas questões.
2. In legal or formal contexts, one specific case or subject matter under consideration
The court will decide each single matter on its own merits.
O tribunal decidirá cada questão singular por seus próprios méritos.
3. Something that is alone or unaccompanied by other related elements
This is not a single matter; it involves several interconnected problems.
Isto não é um assunto isolado; envolve vários problemas interconectados.