bioenergetics
noun
                                                                                                                            
                                                            bio·en·er·get·ics
                    
                                                                                                              
                                                                                                                                  ˌbī-(ˌ)ō-ˌe-nər-ˈje-tiks  
                                                      
                                                          
            
            
               plural in form but singular in construction             
        
    1
                    
                                          
              
          
                                                      : the biology of energy transformations and energy exchanges (as in photosynthesis) within and between living things and their environments                                      
                
                    
2
                    
                                          
              
          
                                                      : a system of physical and psychological therapy that is held to increase well-being by releasing blocked physical and psychic energy                                      
                
                    
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  Merriam-Webster unabridged




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