parsimony
noun
                                                                                                                            
                                                            par·si·mo·ny
                    
                                                                                                              
                                                                                                                                  ˈpär-sə-ˌmō-nē  
                                                      
                                                          
            1
                    
        a
    
          
                                          
              
          
                                                      : the quality of being careful with money or resources : thrift                                      
              
                             
the necessity of wartime parsimony
                         
                
                    
        b
    
          
                                          
              
          
                                                      : the quality or state of being stingy                                      
              
                             
The charity was surprised by the parsimony of some larger corporations.
                         
                
                    2
                    
                                          
              
          
                                                      : economy in the use of means to an end                                      
                
                                
            especially                
          
                                                      : economy of explanation in conformity with Occam's razor                                       
              
                             
            the scientific law of parsimony dictates that any example of animal behavior should be interpreted at its simplest, most immediate level    — Peter Gorner
Peter Gorner          
                         
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  Merriam-Webster unabridged




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