Transmissivity may refer to: *

Transmissivity (hydrology) In science and engineering, hydraulic conductivity (, in SI units of meters per second), is a property of porous materials, soils and rocks, that describes the ease with which a fluid (usually water) can move through the pore space, or fracture ...

, the rate at which groundwater flows horizontally through an aquifer *

Transmittance Electromagnetic radiation can be affected in several ways by the medium in which it propagates. It can be Scattering, scattered, Absorption (electromagnetic radiation), absorbed, and Fresnel equations, reflected and refracted at discontinui ...

, the effectiveness of transmitting radiant energy though a volume

See also