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      diffusion
      
	
      英 [d?'fju??(?)n]
美[d?'fj???n]

      


	    
      
	
        
    
      • n. 擴(kuò)散，傳播；[光] 漫射
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      英英釋意
      
	
      
	
      1. (physics) the process of diffusing; the intermingling of molecules in gases and liquids as a result of random thermal agitation
      

      2. the spread of social institutions (and myths and skills) from one society to another
      

      3. the property of being diffused or dispersed
      

      4. the act of dispersing or diffusing something;
      "the dispersion of the troops"
      "the diffusion of knowledge"