1. a topic or matter that is regularly talked about, debated, or brought up in conversation
Climate change is a frequently discussed subject in political debates.
Mudança climática é um assunto frequentemente discutido em debates políticos.
2. an issue that comes up repeatedly in various contexts or forums
Mental health has become a frequently discussed subject in workplaces.
Saúde mental tornou-se um assunto frequentemente discutido nos ambientes de trabalho.