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