Impenetrability

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The characteristic of being impenetrable; invulnerability. countable, uncountable

    "1651, uncredited translator, Naturall Philosophie Reformed by Divine Light, or, A Synopsis of Physicks by J. A. Comenius, London: Thomas Pierrepont, Chapter 4, “Of the tangible quality,” Humidity (or humour) is the liquidnesse of the parts of the body, and aptnesse to be penetrated by one another; siccity on the contrary is a consistency, and an impenetrability of the parts of the body."

  2. 2
    incomprehensibility by virtue of being too dense to understand wordnet
  3. 3
    the quality of being impenetrable (by people or light or missiles etc.) wordnet

Synonyms

All synonyms
adamantambiguitycallousnessclosenesscongestionconsistency

Example

More examples

"1651, uncredited translator, Naturall Philosophie Reformed by Divine Light, or, A Synopsis of Physicks by J. A. Comenius, London: Thomas Pierrepont, Chapter 4, “Of the tangible quality,” Humidity (or humour) is the liquidnesse of the parts of the body, and aptnesse to be penetrated by one another; siccity on the contrary is a consistency, and an impenetrability of the parts of the body."

More for "impenetrability"

SynonymsSentencesPronunciationTranslate

Next best steps

Find stronger synonymsSee usage examplesCheck pronunciationBrowse writing guides

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.