glaciology
noun
                                                                                                                            
                                                            gla·ci·ol·o·gy
                    
                                                                                                              
                                                                                                                                  ˌglā-shē-ˈä-lə-jē  
                                                                                                                              
            -sē-
                                                      
                                                          
                                
              
          
                                                      : any of the branches of science dealing with snow or ice accumulation, glaciation, or glacial epochs                                      
                
                    
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  Merriam-Webster unabridged




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