From Latin pācificātor. pacificator (plural pacificators) A peacemaker, a pacifier. 1905, Rossiter Johnson, The Great Events by Famous Historians, Vol...
(pacifier): pācificātor (conqueror, subduer): dēbellātor pācātōrius pācālis pācātē pācātiō pācātrīx pācātum pācātus pācifer pācificātiō pācificātor pācificātōrius...
From pācificātor (“peacemaker, pacifier”), from pacificō (“I make or negotiate a peace; pacify”), from pāx (“peace”) + faciō (“I do, make”). (Classical...