porous Meaning, Definition & Usage

  1. adjective satellite able to absorb fluids
    • the partly porous walls of our digestive system
    • compacting the soil to make it less porous
  2. adjective full of pores or vessels or holes
    poriferous.
  3. adjective satellite allowing passage in and out
    holey.
    • our unfenced and largely unpoliced border inevitably has been very porous

WordNet

Por"ous adjective
Etymology
Cf. F. poreux. See Pore, n.
Definitions
  1. Full of pores; having interstices in the skin or in the substance of the body; having spiracles or passages for fluids; permeable by liquids; as, a porous skin; porous wood. "The veins of porous earth." Milton.

Webster 1913