impassable

US /ɪmˈpæs.ə.bəl/
UK /ɪmˈpæs.ə.bəl/
"impassable" picture
1.

impraticable, infranchissable

impossible to travel across or along

:
The road was rendered impassable by the heavy snowfall.
La route est devenue impraticable à cause des fortes chutes de neige.
The dense jungle made the terrain almost impassable.
La jungle dense rendait le terrain presque impraticable.