Alchemy, the quest to discover a way to turn inexpensive metals such as lead into gold.

Low energy nuclear transmutation, a controversial line of research into cold fusion.

Transmutation is sometimes used as a synonym for transubstantiation of the Eucharist

Nuclear transmutation, the conversion of one chemical element or isotope into another through nuclear reaction.

Transmutation circle, a circle used to perform alchemy in Fullmetal Alchemist.

Biological transmutation, a form of nuclear transmutation said by some scientists to occur within living organisms

Transmutate, a character from the Transformers series Beast Wars.

Sexual transmutation, an attempt to transform sexual energy into creativity and thereby magically facilitate spiritual awakening

Dimensional transmutation, a physical mechanism that transforms a pure number into a parameter with a dimension.

Transmutation of species, the alteration of one species into another.

"Human Transmutation", the 46th episode of the anime series Fullmetal Alchemist.