1. A path, route, or avenue that has not been thoroughly investigated, developed, or utilized
The research team decided to pursue an unexplored avenue in quantum physics.
A equipe de pesquisa decidiu explorar uma via pouco explorada na física quântica.
2. A literal or figurative pathway that remains largely undiscovered or underdeveloped
Tourism opened up previously unexplored routes through the mountain region.
O turismo abriu vias pouco exploradas através da região montanhosa.