TRANSMUTATION
transmutation, transubstantiation
(noun) an act that changes the form or character or substance of something
transformation, transmutation, shift
(noun) a qualitative change
transmutation
(noun) (physics) the change of one chemical element into another (as by nuclear decay or radioactive bombardment); “the transmutation of base metals into gold proved to be impossible”
Source: WordNet® 3.1
Etymology
Noun
transmutation (countable and uncountable, plural transmutations)
(obsolete) Change, alteration.
The conversion of one thing into something else; transformation.
(alchemy) Specifically, the supposed transformation of one element into another, especially of a base metal into gold.
(physics) The actual transformation of one element into another by a nuclear reaction.
Source: Wiktionary
Trans`mu*ta"tion, n. Etym: [F. transmutation, L. transmutatio. See
Transmute.]
1. The act of transmuting, or the state of being transmuted; as, the
transmutation of metals.
2. (Geom.)
Definition: The change or reduction of one figure or body into another of
the same area or solidity, but of a different form, as of a triangle
into a square. [R.]
3. (Biol.)
Definition: The change of one species into another, which is assumed to
take place in any development theory of life; transformism. Bacon.
Transmutation of metals (Alchem.), the conversion of base metals into
gold or silver, a process often attempted by the alchemists. See
Alchemy, and Philosopher's stone, under Philosopher.
Source: Webster’s Unabridged Dictionary 1913 Edition