Meanings
- uncountableThe quality of being impenetrable.
The stars, the night, the dark blue of heaven hid the secret in their impenetrableness.
1919, Zane Grey, The Desert of Wheat1 more example
I need not add, that to a mind of elegance and sensibility, the emblematical allusion which this dress would carry to the secrecy and impenetrableness of the person that wears it, must be the source of a delightful and exquisite sensation.
1783, William Godwin, Four Early Pamphlets
Synonyms & antonyms
nounincomprehensibility by virtue of being too dense to understand
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
Cite this entry
impenetrableness. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/impenetrableness
“impenetrableness.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/impenetrableness. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “impenetrableness,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/impenetrableness.
Source: impenetrableness on Wiktionary, CC BY-SA 4.0.