'Permeability' definitions:
Definition of 'permeability'
From: WordNet
noun
The property of something that can be pervaded by a liquid (as by osmosis or diffusion) [syn: permeability, permeableness] [ant: impermeability, impermeableness]
Definition of 'Permeability'
From: GCIDE
- Permeability \Per`me*a*bil"i*ty\, n. [Cf. F. perm['e]abilit['e].] The quality or state of being permeable. [1913 Webster]
- Magnetic permeability (Physics), the specific capacity of a body for magnetic induction, or its conducting power for lines of magnetic force. --Sir W. Thomson. [1913 Webster]