Definition of diffusion
1 : the state of being spread out or transmitted especially by contact : the action of diffusing the diffusion of knowledge
3a chemistry : the process whereby particles of liquids, gases, or solids intermingle as the result of their spontaneous movement caused by thermal (see 1thermal 2b) agitation and in dissolved substances move from a region of higher to one of lower concentrationb physics (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 photography : the softening of sharp outlines in an image
diffusionalplay \-ˈfyü-zhə-nəl\ adjective
Examples of diffusion in a sentence
the author's tendency toward diffusion makes the novel a tedious read
Recent Examples of diffusion from the web
This diffusion in ownership and personnel also meant that actions that once might have affected only a handful of people now had the capacity to affect thousands.
Ariette Petite is The Little Bra Company's diffusion line for Target and offers bras in A-C cup sizes for just under $25.
Out there on the streets, American diffusion does daily battle with American decency, and decency, by God, often wins.
And colonization wasn't an absolute prerequisite for diffusion.
Soccer is the world's most popular sport for the same reason English has become the lingua franca: its relative simplicity allowing for widespread appreciation and its geographical diffusion.
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Origin and Etymology of diffusion
First Known Use: 15th century
DIFFUSION Defined for Kids
Definition of diffusion for Students
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 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
2a: reflection of light by a rough reflecting surfaceb: transmission of light through a translucent material
diffusional\-ˈyüzh-nəl, -ən-əl\play adjective
Learn More about diffusion
See words that rhyme with diffusion Thesaurus: All synonyms and antonyms for diffusion Spanish Central: Translation of diffusion Nglish: Translation of diffusion for Spanish speakers Britannica English: Translation of diffusion for Arabic speakers Britannica.com: Encyclopedia article about diffusion
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