diffusion
nounfeminine/difuˈzɐ̃w̃/medium
di·fu·são
Definition
The act or process of diffusing; the propagation, dispersion, or spreading of something (light, sound, particles, ideas) through a medium.
The diffusion of light through frosted glass is uniform.
Radio is an important medium for cultural diffusion.
Common collocations
diffusion of lightdiffusion of informationmedium of diffusioncultural diffusion
Etymology
Do latim diffusio, diffusionis (ato de espalhar).