1. The specific area of knowledge, scope, or subject matter that a particular problem addresses or encompasses
Understanding the problem domain is crucial before starting software development.
Entender o domínio do problema é crucial antes de iniciar o desenvolvimento de software.
2. In software engineering and systems analysis, the sphere of application or context in which a problem exists
The problem domain includes all business rules and constraints relevant to the system.
O domínio do problema inclui todas as regras de negócio e restrições relevantes para o sistema.