Permeability 23 : The property of a porous medium which is a measure of the capacity of the medium to transmit fluids within its interconnected pore network. Usual unit of measurement is the darcy or millidarcy (0.001 darcy). (SSWID)
The Mudblogger (Oilfield, Energy and Related Photographs), Oil Field Glossary, TX, USA 2014. http://mudblogger.com/oilfield-glossary/, (Oil - Amer) {777}