diffusion

diffusion
noun

[mass noun]the spreading of something more widely
扩散，散播
the diffusion of Marxist ideas.
马克思主义思想的传播。
■the action of spreading the light from a light source evenly so as to reduce glare and harsh shadows
漫射
■the intermingling of substances by the natural movement of their particles
扩散，弥漫
the rate of diffusion of a gas.
气体扩散的速度。
■(Anthropology)the dissemination of elements of culture to another region or people
(人类学)（文化因素向其他地区或民族的）传播，流传

派生
diffusionism
noun

(Anthropology 人类学)，)

diffusionist
( & )
adjective& noun

(Anthropology 人类学)，)

diffusive
adjective

(Chemistry 化).)

语源

late Middle English (in the sense 'pouring out, effusion'): from Latin diffusio(n-), from diffundere 'pour out'

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