1. A route, path, or course of action that has been carefully studied, examined, and verified for accuracy, safety, or feasibility
The well-researched route through the mountains avoided all known hazards.
A rota bem investigada através das montanhas evitou todos os perigos conhecidos.
2. In criminal or journalistic contexts: a path or trail that has been thoroughly tracked and documented through investigation
The detective followed the well-investigated route of the suspect's movements.
O detetive seguiu a rota bem investigada dos movimentos do suspeito.