excision in WordNet English dictionary

1. surgical removal of a body part or tissue
   ablation  extirpation  cutting out  excision 
   
2. the omission that is made when an editorial change shortens a written passage
   "an editor's deletions frequently upset young authors"; "both parties agreed on the excision of the proposed clause"
   deletion  excision  cut 
   
3. the act of pulling up or out; uprooting; cutting off from existence
   extirpation  excision  deracination 
   
4. the act of banishing a member of a church from the communion of believers and the privileges of the church; cutting a person off from a religious society
   excommunication  excision