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Adjective: porous  po-rus
  1. Able to absorb fluids
    "the partly porous walls of our digestive system"; "compacting the soil to make it less porous"
  2. Allowing passage in and out
    "our unfenced and largely unpoliced border inevitably has been very porous";
    - holey
  3. Full of pores, vessels or holes
    - poriferous

See also: leaky, permeable, porose

Antonym: nonporous

Encyclopedia: Porous