Definition of transmutation noun from the Oxford Advanced Learner's Dictionary

 

transmutation

 noun
noun
BrE BrE//ˌtrænzmjuːˈteɪʃn//
 
; NAmE NAmE//ˌtrænzmjuːˈteɪʃn//
 
; BrE BrE//ˌtrænsmjuːˈteɪʃn//
 
; NAmE NAmE//ˌtrænsmjuːˈteɪʃn//
 
[countable, uncountable]transmutation (of/from something) (to/into something)(formal)
 
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an act of changing, or of being changed, into something different The alchemist's aim was the transmutation of base metals into gold.