/
dɪˈspəːs/
v.
   - go or distribute in different directions or over a wide area.
 - (of gas, smoke, etc.) thin out and disappear.
 - Physics  divide (light) into constituents of different wavelengths.
 
adj.
 Chemistry  denoting a phase dispersed in another phase, as in a colloid.
Derivative
- dispersal n.
  - disperser n.
  - dispersible adj.
  - dispersive adj.
 
Etymology
ME: from L. dispers-, dispergere ‘scatter widely’.