impenetrable

US /ɪmˈpen.ə.trə.bəl/
UK /ɪmˈpen.ə.trə.bəl/
"impenetrable" picture
1.

impenetrable, inaccesible

impossible to pass through or enter

:
The fortress had an impenetrable defense system.
La fortaleza tenía un sistema de defensa impenetrable.
The dense jungle was almost impenetrable.
La densa selva era casi impenetrable.
2.

incomprensible, indescifrable

impossible to understand; incomprehensible

:
His handwriting was almost impenetrable.
Su letra era casi impenetrable.
The philosopher's theories were often impenetrable to the average person.
Las teorías del filósofo eran a menudo impenetrables para la persona promedio.