Diffusion :: Diffusion (n.) The act of diffusing, or the state of being diffused; a spreading; extension; dissemination; circulation; dispersion..
Diffusion :: Diffusion (n.) The act of passing by osmosis through animal membranes, as in the distribution of poisons, gases, etc., through the body. Unlike absorption, diffusion may go on after death, that is, after the blood ceases to circulate..
Diffusive :: Diffusive (a.) Having the quality of diffusing; capable of spreading every way by flowing; spreading widely; widely reaching; copious; diffuse.
Diffusiveness :: Diffusiveness (n.) The quality or state of being diffusive or diffuse; extensiveness; expansion; dispersion. Especially of style: Diffuseness; want of conciseness; prolixity.
Diffusivity :: Diffusivity (n.) Tendency to become diffused; tendency, as of heat, to become equalized by spreading through a conducting medium..
Effusion :: Effusion (n.) The act of pouring out; as, effusion of water, of blood, of grace, of words, and the like..
Effusion :: Effusion (n.) That which is poured out, literally or figuratively..
Effusion :: Effusion (n.) The escape of a fluid out of its natural vessel, either by rupture of the vessel, or by exudation through its walls. It may pass into the substance of an organ, or issue upon a free surface..
Effusion :: Effusion (n.) The liquid escaping or exuded.