noun
- the quality or state of being impossible to pass through or traverse
Examples
- The impassability of the mountain range made it a natural border between the two regions.
- Heavy snow increased the impassability of the rural roads during winter.
- The river's impassability during flood season prevented travelers from crossing.
- Engineers had to address the impassability of the damaged bridge before traffic could resume.
- The dense jungle's impassability made exploration extremely difficult.