LEARNit Dictionary
diffusion
noun
/dɪˈfjuːʒn/
UK
/dɪˈfjuːʒn/
US
1
the act of spreading something widely in all directions; the fact of being spread in all directions
انتشار, پخش, گسترش
2
the act of slowly mixing a gas or liquid in a substance; the process in which this happens
انتشار, پخش
the rate of diffusion of a gas
3
the act of making a light shine less brightly by spreading it in many directions
پراکندگی نور, انتشار نور
the diffusion of light by a convex surface