Where does “impenetrably” come from?
impenetrably (English) comes from English impenetrable, from Middle French impenetrable, from Latin impenetrabilis, from Latin penetrabilis, from Latin -bilis, from Proto-Italic -ðlis, from Proto-Indo-European -dʰlis, from Proto-Indo-European -dʰlom — Alternative form of *-trom; instrumental suffix;...
impenetrably (English): In an impenetrable manner or state; imperviously
Definitions
- In an impenetrable manner or state; imperviously
Ancestry of “impenetrably”, step by step