transmutation

noun
UK /ˌtrænzmjuːˈteɪʃən/
US /ˌtrænzmjuːˈteɪʃən/

A transmutation is a big change that turns one thing into something completely different.

The story is about the transmutation of a poor boy into a brave king.


OTHER MEANINGS

2. In science, a change in an atom's nucleus that turns one element into another.

Alchemists dreamed of the transmutation of lead into gold.

3. The act of changing something's form, nature, or substance completely.

The caterpillar's transmutation into a butterfly amazed the children.

4. In stories, a magical change of one creature or object into another.

The witch's transmutation turned the prince into a frog.