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Meaning of metamorphism

met•a•mor•phism

Pronunciation: (met"u-môr'fiz-um), [key]
— n.
  1. a change in the structure or constitution of a rock due to natural agencies, as pressure and heat, esp. when the rock becomes harder and more completely crystalline.
  2. metamorphosis.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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