diffusion
See also: Diffusion
English
Etymology
Borrowed from Latin diffusionem (accusative of diffusio), from verb diffundere; can be decomposed as diffuse + -ion.
Pronunciation
- (UK) IPA(key): /dɪˈfjuːʒən/
- Rhymes: -uːʒən
Noun
diffusion (countable and uncountable, plural diffusions)
- The act of diffusing or dispersing something, or the property of being diffused or dispersed; dispersion.
- (physics) The scattering of light by reflection from a rough surface, or by passage through a translucent medium.
- (physics) The intermingling of the molecules of a fluid due to random thermal agitation.
- The spread of cultural or linguistic practices, or social institutions, in one or more communities.
- (physics, weather) Exchange of airborne media between regions in space in an apparently random motion of a small scale.
- The movement of water vapor from regions of high concentration (high water vapor pressure) toward regions of lower concentration.
Translations
(physics) the intermingling of the molecules
- The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Wiktionary:Entry layout#Translations.
Translations to be checked
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French
Noun
diffusion f (plural diffusions)
- broadcasting, showing
- dissemination, diffusion (of culture, knowledge, etc.)
- circulation (of a news medium)
- (physics) diffusion
See also
Further reading
- “diffusion” in le Trésor de la langue française informatisé (The Digitized Treasury of the French Language).
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