tribunate
noun
                                                                                                                            
                                                            tri·bu·nate
                    
                                                                                                              
                                                                                                                                  ˈtri-byə-ˌnāt  tri-ˈbyü-nət
                                                                                                                                  tri-ˈbyü-nət  
                                                      
                                                          
            
                                
              
          
                                                      : the office, function, or term of office of a tribune                                      
                
                    
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  Merriam-Webster unabridged




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