noun[mass noun] Geology
Alteration of the composition or structure of a rock by heat, pressure, or other natural agency: all the rocks were subjected to several phases of metamorphism and deformation
More example sentences
- No such difference in the pressure or temperature of metamorphism in the country rock is detectable.
- Baked contacts with host rocks indicate that metamorphism associated with intrusion predates shearing.
- A striking characteristic of the Hellenides in the Aegean is the southward propagation of nappe emplacement and high - pressure metamorphism.
For editors and proofreaders
Line breaks: meta|morph¦ism
Definition of metamorphism in:
What do you find interesting about this word or phrase?
Comments that don't adhere to our Community Guidelines may be moderated or removed.