1. A subject that possesses distinctive or typical qualities that define or identify it; the main topic or focus of something that has defining features
In logic, the characteristic subject of a proposition is the entity to which specific properties are attributed.
Na lógica, o sujeito característico de uma proposição é a entidade à qual propriedades específicas são atribuídas.
2. In grammar and rhetoric, the principal noun or entity that embodies the defining traits of a discourse or narrative
The characteristic subject of the novel is the protagonist's internal struggle.
O sujeito característico do romance é a luta interna do protagonista.