Permeability
Pronunciation : Per`me*a*bil"i*ty
Part of Speech : n.
Etymology : [Cf. F. perm?abilit?.]
Definition : Defn: The quality or state of being permeable. Magnetic permeability (Physics), the specific capacity of a body for magnetic induction, or its conducting power for lines of magnetic force. Sir W. Thomson.
Source : Webster's Unabridged Dictionary, 1913