to pour out and spread, as a fluid.

to spread or scatter widely or thinly; disseminate.

Physics . to spread by diffusion.

to spread.

Physics . to intermingle by diffusion.

characterized by great length or discursiveness in speech or writing; wordy.

widely spread or scattered; dispersed.

Botany . widely or loosely spreading.

Optics . (of reflected light) scattered, as from a rough surface ( opposed to specular ).

noun

diffusion , long-windedness , pleonasm , prolixity , redundancy , verbiage , verboseness , verbosity , windiness , wordage