1. An area of knowledge, research, or activity that has not been thoroughly investigated or developed
Quantum physics remains an unexplored field for many researchers.
A física quântica permanece um campo inexplorado para muitos pesquisadores.
2. A physical territory or region that has not been explored or surveyed
The deep ocean is still largely an unexplored field.
O oceano profundo ainda é em grande parte um campo inexplorado.