alchemy

noun
al*che*my \ ˈal-kə-mē \
15th century{ds||1||}
  • a medieval chemical science and speculative philosophy aiming to achieve the transmutation of the base metals into gold, the discovery of a universal cure for disease, and the discovery of a means of indefinitely prolonging life
  • a power or process that changes or transforms something in a mysterious or impressive way
  • an inexplicable or mysterious transmuting
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