Permeable

2 definitions found

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

  Permeable \Per"me*a*ble\, a. [L. permeabilis: cf. F.
     perm['e]able. See {Permeate}.]
     Capable of being permeated, or passed through; yielding
     passage; passable; penetrable; -- used especially of
     substances which allow the passage of fluids; as, wood is
     permeable to oil; glass is permeable to light. --I. Taylor.


     [1913 Webster]

From WordNet (r) 2.0 [wn]:

  permeable
       adj : allowing (especially liquids) to pass or diffuse through;
             "permeable membranes"; "rock that is permeable by
             water" [ant: {impermeable}]