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   diffusion

   /dɪˈfjuːʒn/

   noun

   • 1. the spreading of something more widely: "the rapid diffusion of ideas and technology"
   • ▪ the action of spreading the light from a light source evenly to reduce glare and harsh shadows.
   • ▪ the intermingling of substances by the natural movement of their particles: "the rate of diffusion of a gas"
   • ▪ the dissemination of elements of culture to another region or people.

   Word Origin late Middle English (in the sense ‘pouring out, effusion’): from Latin diffusio(n-), from diffundere ‘pour out’.

   Scrabble Points: 16

   • D

     2

   • I

     1

   • F

     4

   • F

     4

   • U

     1

   • S

     1

   • I

     1

   • O

     1

   • N

     1

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