Dictionary
diffusion
noun dif·fu·sion \di-ˈfyü-zhən\
Definition of DIFFUSION
2
3
a : the process whereby particles of liquids, gases, or solids intermingle as the result of their spontaneous movement caused by thermal agitation and in dissolved substances move from a region of higher to one of lower concentration b (1) : reflection of light by a rough reflecting surface (2) : transmission of light through a translucent material : scattering
4
: the spread of cultural elements from one area or group of people to others by contact
5
: the softening of sharp outlines in a photographic image
— dif·fu·sion·al \-ˈfyü-zhə-nəl\ adjective
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First Known Use of DIFFUSION
14th century
Related to DIFFUSION
Other Physics Terms
Rhymes with DIFFUSION
affusion, allusion, Carthusian, collusion, conclusion, confusion, contusion, delusion, effusion, elusion, exclusion, extrusion, illusion, inclusion, infusion, intrusion, Malthusian, obtrusion, occlusion, perfusion, prelusion, profusion, prolusion, protrusion, reclusion, seclusion, transfusion, Venusian
DIFFUSION Defined for Kids
diffusion
noun dif·fu·sion \di-ˈfyü-zhən\
Definition of DIFFUSION for Kids
1
: the act of spreading or allowing to spread freely
2
: the mixing of particles of liquids or gases so that they move from a region of high concentration to one of lower concentration
Medical Dictionary
diffusion
noun dif·fu·sion \dif-ˈyü-zhən\
Medical Definition of DIFFUSION
1
: the process whereby particles of liquids, gases, or solids intermingle as the result of their spontaneous movement caused by thermal agitation and in dissolved substances move from a region of higher to one of lower concentration
2
a : reflection of light by a rough reflecting surface b : transmission of light through a translucent material
—dif·fu·sion·al \-ˈyüzh-nəl, -ən-əl\ adjective
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