metamorphosis -
n. (pl. metamorphoses)
1 a change of form (by natural or supernatural means).
2 a changed form.
3 a change of character, conditions, etc.
4 Zool. the transformation
between an immature form and an adult
form, e.g. from a pupa to an insect, or from a tadpole to a frog.
[L f. Gk metamorphosis f. metamorphoo transform (as META-, morphoo f. morphe form)] 
