Definitions
impossible to understand
Word origin
From Middle English inpenetrabel, inpenetrabyle, from Middle French impenetrable or directly from its etymon, Latin impenetrābilis. By surface analysis, im- + penetrable.
Used in a sentence
“The fortress is impenetrable, so it cannot be taken.”
“The avalanche spread and stopped, locking everything it carried into an icy cocoon. It was now a jagged, virtually impenetrable pile of ice, longer than a football field and nearly as wide.”
“When night falls, she cloaks the world in impenetrable darkness.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Hard to enter”12 letters
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