Impermeable

3 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]:

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

From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]:

  46 Moby Thesaurus words for "impermeable":
     close, close-knit, close-textured, close-woven, closed, compact,
     compacted, compressed, concentrated, concrete, condensed,
     congested, consolidated, crammed, crammed full, crowded, dense,
     firm, gluey, hard, heavy, hermetic, holeproof, impassable,
     impenetrable, impervious, jam-packed, jammed, massive, nonporous,
     nonpuncturable, packed, punctureproof, sealed, serried, solid,
     substantial, thick, thick-growing, thickset, unpassable,
     unperforable, unpierceable, viscid, viscose, viscous