metamorphosis
meta·mor·pho·sis
noun \ˌmet-ə-ˈmȯr-fə-səs\plural ; meta·mor·pho·ses \-ˌsēz\ (audio pronunciation)
Definition of METAMORPHOSIS
1
: change of physical form, structure, or substance
2
: a marked and more or less abrupt developmental change in the form or structure of an animal (as a butterfly or a frog) occurring subsequent to birth or hatching
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