verb (used with object), met·a·mor·phosed, met·a·mor·phos·ing.
- to change the form or nature of; transform.
- to subject to metamorphosis or metamorphism.
verb (used without object), met·a·mor·phosed, met·a·mor·phos·ing.
- to undergo or be capable of undergoing a change in form or nature.
- to undergo or cause to undergo metamorphosis or metamorphism
v.1570s, from Middle French métamorphoser (16c.), from métamorphose (n.), from Latin metamorphosis (see metamorphosis). Related: Metamorphosed. The Greek verb was metamorphoun.