dispersion
	英 [dɪ'spɜːʃ(ə)n]
美[dɪ'spɝʒn]
	    
    英英释意
	
	- 1. spreading widely or driving off
 
- 2. the spatial property of being scattered about over an area or volume
 
- 3. the act of dispersing or diffusing something;
 - "the dispersion of the troops"
 - "the diffusion of knowledge"