- A dissemination, as of news.
- A scattering of light rays, as by reflection; also, the dispersion and softening of light, as by passage through frosted glass.
- An intermingling of the molecules of liquids, gases, etc.
When cultural ideas spread from one group to another, this is an example of diffusion.
The diffusion of new technology around the world.
Other Word Forms
Origin of diffusion
- From Latin diffusionem (accusative of diffusio), from verb diffundere.