the act or process of transmuting.

the fact or state of being transmuted.

change into another nature, substance, form, or condition.

Biology . the transformation of one species into another. Compare transformism .

Physics . any process in which a nuclide is transformed into a different nuclide, usually one of a different element.

Alchemy . the supposed conversion of base metals into metals of greater value, esp. into gold or silver.

noun

changeover , conversion , metamorphosis , mutation , shift , transfiguration , transformation , translation , transmogrification , transubstantiation