Diffusion

+**Diffusion** describes the natural spread of particles from a region of higher [Concentration](/wiki/concentration) to one of lower concentration. This spontaneous movement, driven by the inherent [Random Walk](/wiki/random_walk) of individual molecules, seeks to achieve an even distribution within a given space.

+## See also

+- [Osmosis](/wiki/osmosis)

+- [Brownian Motion](/wiki/brownian_motion)

+- [Entropy](/wiki/entropy)