contraindication
noun
                                                                                                                            
                                                            con·tra·in·di·ca·tion
                    
                                                                                                              
                                                                                                                                  ˌkän-trə-ˌin-də-ˈkā-shən  
                                                      
                                                          
            
                                
              
          
                                                      : something (such as a symptom or condition) that makes a particular treatment or procedure inadvisable                                      
                
                    
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  Merriam-Webster unabridged




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