impermeable

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Not allowing the passage of a fluid; in hydrology, the fluid is water. Impermeability in a rock may be due to an absence of pores, joints, or bedding planes, or because pores are so small that the water within them is ‘locked in’ by surface tension.

Said of a soil whose particles are so closely spaced that the passage of water is either prevented or very slow.

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(of a substance or structure) not permitting the passage through it of a fluid or of a particular solute in a fluid; not permeable.
—impermeability n.

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Not permitting passage, as for fluid.

  See crossword solutions for the clue Impermeable.

Dansk (Danish)
adj. - tæt, uigennemtrængelig, vandstandsende

Nederlands (Dutch)
ondoorlatend, ondoordringbaar, waterdicht

Français (French)
adj. - imperméable

Deutsch (German)
adj. - undurchlässig

Ελληνική (Greek)
adj. - στεγανός, αδιαπέραστος, αδιάβροχος

Italiano (Italian)
impermeabile

Português (Portuguese)
adj. - impermeável

Русский (Russian)
непроницаемый, плотный

Español (Spanish)
adj. - impermeable

Svenska (Swedish)
adj. - ogenomtränglig

中文（简体）(Chinese (Simplified))
不能渗透的, 不渗透性的

中文（繁體）(Chinese (Traditional))
adj. - 不能滲透的, 不滲透性的

한국어 (Korean)
adj. - 스며들지 않는, 불침투성의

日本語 (Japanese)
adj. - 通さない

العربيه (Arabic)
‏(صفه) غير منفذ للماء‏

עברית (Hebrew)
adj. - ‮אטים, לא חדיר‬

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