What does impermeable mean?

Definitions for impermeableɪmˈpɜr mi ə bəl

Here are all the possible meanings and translations of the word impermeable.

Princeton's WordNet

  1. impermeable(adj)

    preventing especially liquids to pass or diffuse through

    "impermeable stone"; "an impermeable layer of scum"; "a coat impermeable to rain"


  1. impermeable(Adjective)

    impossible to permeate

  2. impermeable(Adjective)

    not allowing passage, especially of liquids; waterproof

  3. Origin: From impermeabilis.

Webster Dictionary

  1. Impermeable(adj)

    not permeable; not permitting passage, as of a fluid. through its substance; impervious; impenetrable; as, India rubber is impermeable to water and to air

  2. Origin: [Pref. im- not + permeable: cf. F. impermable, L. impermeabilis.]

Chambers 20th Century Dictionary

  1. Impermeable

    im-pėr′mē-a-bl, adj. not permitting passage: impenetrable.—ns. Impermeabil′ity, Imper′meableness.—adv. Imper′meably.—n. Imper′meātor, a device in a steam-engine for forcing lubricating oil uniformly into the cylinder.


  1. Chaldean Numerology

    The numerical value of impermeable in Chaldean Numerology is: 4

  2. Pythagorean Numerology

    The numerical value of impermeable in Pythagorean Numerology is: 9

Images & Illustrations of impermeable

  1. impermeableimpermeableimpermeable

Translations for impermeable

From our Multilingual Translation Dictionary

Get even more translations for impermeable »


Find a translation for the impermeable definition in other languages:

Select another language:

Discuss these impermeable definitions with the community:

Word of the Day

Would you like us to send you a FREE new word definition delivered to your inbox daily?

Please enter your email address:     


Use the citation below to add this definition to your bibliography:


"impermeable." Definitions.net. STANDS4 LLC, 2018. Web. 19 Feb. 2018. <https://www.definitions.net/definition/impermeable>.

Are we missing a good definition for impermeable? Don't keep it to yourself...

Nearby & related entries:

Alternative searches for impermeable:

Thanks for your vote! We truly appreciate your support.