The coarse-grained brownish yellow wood of a small tree (Pisonia obtusata) of Florida and the West Indies
Geologically, this term describes rock that permits movement of fluids through small, often microscopic openings, much as water moving through a sponge Porous rocks may contain gas, oil, or water
Of or pertaining to pornography; lascivious; licentious; as, pornographic writing
able to absorb fluids; "the partly porous walls of our digestive system"; "compacting the soil to make it less porous"
full of pores or vessels or holes able to absorb fluids; "the partly porous walls of our digestive system"; "compacting the soil to make it less porous"
Something that is porous has many small holes in it, which water and air can pass through. The local limestone is very porous