act of diffusing; state of being diffused.
prolixity of speech or writing; discursiveness.
Movies. a soft-focus effect resulting from placing a gelatin or silk plate in front of a studio light or a camera lens, or through the use of diffusion filters.
Meteorology the spreading of atmospheric constituents or properties by turbulent motion as well as molecular motion of the air.
Anthropology, Sociology the transmission of elements or features of one culture to another.