1. 
   Interventor
   In`ter·ven'tor noun [ Latin : confer French interventeur .] One who intervenes; a mediator; especially (Eccles. Hist.) , a person designated by a church to reconcile parties, and unite them in the choice of officers. Coleman.
   Found op http://www.encyclo.co.uk/webster/I/85
   
   
2. 
   Interventor
   • (n.) One who intervenes; a mediator; especially (Eccles. Hist.), a person designated by a church to reconcile parties, and unite them in the choice of officers.
   Found op http://thinkexist.com/dictionary/meaning/interventor/
   
   

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