1. A path, course, or direction that has received little research, study, or exploration
The scientific team decided to follow an underexplored route in their investigation of the phenomenon.
A equipe científica decidiu seguir uma rota pouco investigada em sua investigação do fenômeno.
2. A literal or figurative pathway that remains largely unknown or uncharted
Historians found evidence of an underexplored route used by ancient traders.
Historiadores encontraram evidências de uma rota pouco investigada usada por comerciantes antigos.