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Answer for the clue "Resistance to penetration by a liquid ", 15 letters:
impenetrability

Alternative clues for the word impenetrability

Word definitions for impenetrability in dictionaries

Wikipedia Word definitions in Wikipedia
In metaphysics , impenetrability is the name given to that quality of matter whereby two bodies cannot occupy the same space at the same time .The philosopher John Toland argued that impenetrability and extension were sufficient to define matter, a contention ...

WordNet Word definitions in WordNet
n. resistance to penetration by a liquid [syn: imperviousness ] [ant: penetrability , penetrability ] incomprehensibility by virtue of being too dense to understand [syn: impenetrableness ]

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Impenetrability \Im*pen`e*tra*bil"i*ty\, n. [Cf. F. imp['e]n['e]trabilit['e].] Quality of being impenetrable. (Physics) That property in virtue of which two portions of matter can not at the same time occupy the same portion of space. Insusceptibility ...

Wiktionary Word definitions in Wiktionary
n. The characteristic of being impenetrable; invulnerability.

Usage examples of impenetrability.

They go on doing exactly as they have always done, not stodgily, exactly, but with a kind of dullness, a polite indifference and impenetrability, behind which may lie supreme self-satisfaction, or something quite different.

But she learned the impenetrability of that silence when she tried once to talk to him about Tesuque and Popeh.

To MORE this seemed like denying the existence of spirit, which he regarded as extended, and he postulated divisibility and impenetrability as the chief characteristics of matter.