1. An area of knowledge, activity, or expertise that has been thoroughly examined, studied, and documented through rigorous research and analysis
Climate science is a well-investigated domain with decades of peer-reviewed research.
A ciência do clima é um domínio bem investigado com décadas de pesquisa revisada por pares.
2. A field or subject matter where substantial evidence and comprehensive understanding have been established
The history of World War II is a well-investigated domain that scholars continue to refine.
A história da Segunda Guerra Mundial é um domínio bem investigado que estudiosos continuam a refinar.