permeability

per·me·a·bil·i·ty  (pûrm--bl-t)

n. pl. per·me·a·bil·i·ties

1. The property or condition of being permeable.

2. The rate of flow of a liquid or gas through a porous material.

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permeability  (pûrm--bl-t)

1. The ability of a substance to allow another substance to pass through it, especially the ability of a porous rock, sediment, or soil to transmit fluid through pores and cracks. Geologic permeability is usually measured in millidarcies. See more at darcy.

2. Magnetic permeability.

Thesaurus

Noun

1.

permeability - the property of something that can be pervaded by a liquid (as by osmosis or diffusion) permeableness porosity, porousness - the property of being porous; being able to absorb fluids absorbency - the property of being absorbent impermeability, impermeableness - the property of something that cannot be pervaded by a liquid