Pervious

pervious
    adj 1: admitting of passage or entrance; "pervious soil"; "a
           metal pervious to heat" [ant: {imperviable},
           {impervious}]
    

Pervious \Per"vi*ous\, a. [L. pervis; per + via a way. See
   {Per-}, and {Voyage}.]
   1. Admitting passage; capable of being penetrated by another
      body or substance; permeable; as, a pervious soil.
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            [Doors] . . . pervious to winds, and open every way.
                                                  --Pope.
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   2. Capable of being penetrated, or seen through, by physical
      or mental vision. [R.]
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            God, whose secrets are pervious to no eye. --Jer.
                                                  Taylor.
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   3. Capable of penetrating or pervading. [Obs.] --Prior.
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   4. (Zool.) Open; -- used synonymously with {perforate}, as
      applied to the nostrils or birds.
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47 Moby Thesaurus words for "pervious":
      accessible, amenable, approachable, attainable, available,
      come-at-able, excretory, exudative, findable, getatable, gettable,
      impressionable, influenceable, leaky, malleable, movable,
      obtainable, oozy, open, open to, open-minded, openable, penetrable,
      percolative, permeable, persuadable, persuasible, plastic, pliable,
      pliant, porose, porous, procurable, reachable, receptive,
      responsive, runny, securable, suasible, suggestible, susceptible,
      swayable, to be had, transudative, weak, weepy, within reach