
Porous
Literal Holes
Porous describes actual small openings in materials where air or liquid can pass through.

Porous rocks can hold water.
Absorption Quality
Materials described as porous often absorb substances, which is why they're used in filters and sponges.

Porous fabrics are great for cleaning spills.
Physical Texture
A porous object may feel rough due to the many tiny holes it has on its surface.

You can see the porous texture on the pumice stone.
Compare with
AbsorbentBreatheLeakyOpenPenetrablePermeable
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