evacuation
noun
                                                                                                                            
                                                            evac·u·a·tion
                    
                                                                                                              
                                                                                                                                  i-ˌva-kyə-ˈwā-shən  
                                                                                                                              
            -kyü-ˈā-
                                                      
                                                          1
                    
                                          
              
          
                                                      : the act or process of evacuating                                      
                
                    
2
                    
                                          
              
          
                                                      : something evacuated or discharged                                      
                
                    
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  Merriam-Webster unabridged




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