Dispersion
Part of speech: noun
Definition: The state of being dispersed; dispersedness. A process of dispersing. The degree of scatter of data. The separation of visible light by refraction or diffraction. The removal of inflammation.
Scattering
Part of speech: verb
Definition: To (cause to) separate and go in different directions; to disperse.
Part of speech: noun
Definition: A small quantity of something occurring at irregular intervals and dispersed at random points,The process whereby a beam of waves or particles is dispersed by collisions or similar interactions.