1. Change in outward structure or looks
   "The salesman metamorphosed into an ugly beetle";
   - transform, transmute
    
2. Change completely the nature or appearance of
   "In Kafka's story, a person metamorphoses into a bug";
   - transfigure, transmogrify

Derived forms: metamorphosed, metamorphosing

Type of: change, reverse, turn

Encyclopedia: Metamorphose