Word Study
impendency |
impendent |
impending |
impenetrability |
impenetrable |
impenetrableness
| impenetrably
| impenitence
| impenitency
| impenitent
| impenitently
impenetrableness
WORDNET DICTIONARY
Noun impenetrableness has 1 sense
- impenetrableness(n = noun.attribute) impenetrability - incomprehensibility by virtue of being too dense to understand; Array is a kind of incomprehensibility
Derived form adjective impenetrable3
CIDE DICTIONARY
impenetrableness, n.
The quality of being impenetrable; impenetrability. [1913 Webster]
For further exploring for "impenetrableness" in Webster Dictionary Online