Impermeableness

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Impermeable \Im*per"me*a*ble\, a. [Pref. im- not + permeable:
     cf. F. imperm['e]able, L. impermeabilis.]
     Not permeable; not permitting passage, as of a fluid. through
     its substance; impervious; impenetrable; as, India rubber is
     impermeable to water and to air. -- {Im*per"me*a*ble*ness},
     n. -- {Im*per"me*a*bly}, adv.


     [1913 Webster]

From WordNet (r) 2.0 [wn]:

  impermeableness
       n : the property of something that cannot be pervaded by a
           liquid [syn: {impermeability}] [ant: {permeability}]