Permeability

Pronunciation

• Hyphenation: perm + ea + bil + ity

Origin

From French perméabilité

Full definition of permeability

Noun

1. the property of being permeable
2. the rate of flow of a fluid through a porous material
3. (geology) a measure of the ability of a rock to transmit fluids (such as oil or water)
4. (physics) a quantitative measure of the degree of magnetization of a material in the presence of an applied magnetic field (measured in newtons per ampere squared in SI units).

Related terms

• impermeable
• nonpermeable
• permeameter