particularism
noun
                                                                                                                            
                                                            par·tic·u·lar·ism
                    
                                                                                                              
                                                                                                                                  pər-ˈti-k(yə-)lə-ˌri-zəm  
                                                                                                                              
            pə-,
                                                                                                                               also  pär-
                                                      
                                                          1
                    
                                          
              
          
                                                      : exclusive or special devotion to a particular interest                                      
                
                    
2
                    
                                          
              
          
                                                      : a political theory that each political group has a right to promote its own interests and especially independence without regard to the interests of larger groups                                      
                
                    
3
                    
                                          
              
          
                                                      : a tendency to explain complex social phenomena in terms of a single causative factor                                      
                
                    
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  Merriam-Webster unabridged




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