What does "impenetrability" mean?
Impenetrability: (Physics) That property in virtue of which two portions of matter can not at the same time occupy the same portion of space.
Additional senses
- 2.Insusceptibility of intellectual or emotional impression; obtuseness; stupidity; coldness.
Sources
- Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
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- Published: 2026-07-17T00:00:00-07:00 · Modified: 2026-07-17T00:00:00-07:00