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1. The act of forcing out someone or something
   "the child's expulsion from school";
   - ejection, exclusion, riddance
    
2. Squeezing out by applying pressure
   "the expulsion of pus from the pimple";
   - extrusion
    
3. The act of expelling, projecting or ejecting
   - projection, ejection, forcing out

Derived forms: expulsions

Type of: actuation, banishment, propulsion, proscription, squeeze, squeezing

Encyclopedia: Expulsion