noun : DIFFUSION
Source: WordNet 3.1
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1. (
) (physics) the process in which there is movement of a substance from an area of high concentration of that substance to an area of lower concentration ;
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2. (
) the spread of social institutions (and myths and skills) from one society to another ;
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3. (
) the property of being diffused or dispersed ;
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4. (
) the act of dispersing or diffusing something; "the dispersion of the troops"; "the diffusion of knowledge" ;
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