Unpenetrable vs. Impenetrable

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Difference Between Unpenetrable and Impenetrable
Unpenetrableadjective
impenetrable
Impenetrableadjective
Not penetrable.
The fortress is impenetrable, so it cannot be taken.Impenetrableadjective
(figuratively) Incomprehensible; fathomless; inscrutable.
Business jargon makes this document impenetrable, I can't understand it.Impenetrableadjective
Opaque; obscure; not translucent or transparent.
When night falls, she cloaks the world in impenetrable darkness.Impenetrableadjective
not admitting of penetration or passage into or through;
an impenetrable fortressimpenetrable rain forestsImpenetrableadjective
permitting little if any light to pass through because of denseness of matter;
dense smokeheavy fogimpenetrable gloomADVERTISEMENT
Impenetrableadjective
impossible to understand;
impenetrable jargon