porosity

Porosity is defined as being full of tiny holes that water or air can get through.

(noun)

An example of porosity is the quality of a sponge.

See porosity in Webster's New World College Dictionary

noun pl. porosities

the quality or state of being porous
the ratio, usually expressed as a percentage, of the volume of a material's pores, as in rock, to its total volume
anything porous
pore

Origin: ME porositee < ML porositas: see porous + -ity

See porosity in American Heritage Dictionary 4

noun pl. po·ros·i·ties

The state or property of being porous.
A structure or part that is porous.
The ratio of the volume of all the pores in a material to the volume of the whole.

Origin:

Origin: Middle English porosite

Origin: , from Old French

Origin: , from Medieval Latin porōsitās

Origin: , from porōsus, porous; see porous

Learn more about porosity

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