novation
                                                    英 [nə(ʊ)'veɪʃ(ə)n]
                                                                        美 [no'veʃən]
                        
                
                
                
                
                    
                                    
                
                                                                                                        novation 英文词源
                
                
                    
                        - novation (n.)
- "replacement of an old obligation by a new one," 1530s, from Latin novationem (nominative novatio) "a making new, renewal," noun of action from past participle stem of novare "make new," from novus "new" (see new).