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Pronunciation varies by accent · noun
The old geological theory that the rocks forming the Earth were formed in fire by volcanic activity, with a continuing gradual process of weathering and erosion, then deposited on the sea bed, re-formed into layers of sedimentary rock by heat and pressure, and raised again..
Use plutonism when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Plutonism means The old geological theory that the rocks forming the Earth were formed in fire by volcanic activity, with a continuing gradual process of weathering and erosion, then deposited on the sea bed, re-formed into layers of sedimentary rock by heat and pressure, and raised again..
Common synonyms include vulcanism.
The opposite depends on the specific sense.
Use plutonism where its definition matches the intended context.
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