1. A subject or theme that has been formally recognized, admitted, or accepted as valid or worthy of discussion
Climate change is now an acknowledged topic in international policy debates.
A mudança climática é agora um tópico reconhecido nos debates de política internacional.
2. A matter that has been explicitly accepted or confirmed by relevant parties, rather than being ignored or denied
The housing crisis became an acknowledged topic after years of public discourse.
A crise habitacional tornou-se um tópico reconhecido após anos de discurso público.