AskDefine | Define impermeable

Dictionary Definition

impermeable adj : preventing especially liquids to pass or diffuse through; "impermeable stone"; "an impermeable layer of scum"; "a coat impermeable to rain" [ant: permeable]

User Contributed Dictionary



From impermeabilis.


  1. impossible to permeate
  2. not allowing passage, especially of liquids; waterproof




  1. impermeable


  1. raincoat

Extensive Definition

Permeability, permeable and semipermeable have several meanings:
impermeable in Danish: Permeabilitet
impermeable in German: Permeabilität
impermeable in French: Perméabilité
impermeable in Dutch: Permeabiliteit
impermeable in Japanese: 透水性
impermeable in Norwegian: Permeabilitet
impermeable in Portuguese: Permeabilidade
impermeable in Slovak: Permeabilita
impermeable in Slovenian: Permeabilnost
impermeable in Sundanese: Perméabilitas

Synonyms, Antonyms and Related Words

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