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Từ điển WordNet v3.1 - WordNet Dictionary
diffusion


noun
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 (Freq. 6)
Topics:
physics, natural philosophy
Hypernyms:
natural process, natural action, action, activity
Hyponyms:
osmosis, permeation, pervasion, suffusion, transport
2. the spread of social institutions (and myths and skills) from one society to another (Freq. 1)
Topics:
mythology
Hypernyms:
spread, spreading
3. the property of being diffused or dispersed (Freq. 1)
Syn:
dissemination
Derivationally related forms:
disseminate (for: dissemination)
Hypernyms:
distribution, dispersion
4. the act of dispersing or diffusing something
- the dispersion of the troops
- the diffusion of knowledge
Syn:
dispersion, dispersal, dissemination
Derivationally related forms:
diffuse, disseminate (for: dissemination), disperse (for: dispersal), disperse (for: dispersion)
Hypernyms:
spread, spreading
Hyponyms:
crop-dusting, spraying

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