metamorphism
Pronunciation
Noun
B2 Upper-intermediate
Quick answer
The process by which rock changes into a different type of rock through intense heat, pressure, or chemical activity, without fully melting.
Test yourself
Which word fits the gap? "Marble forms through the _____ of limestone under great heat and pressure."
Answer: metamorphism
In your own words, what does "metamorphism" mean?
The process by which rock changes into a different type of rock through intense heat, pressure, or chemical activity, without fully melting.
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