As nouns the difference between plutonism and plutonist
is that plutonism is 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 while plutonist is one who supports the geological theory of plutonism.
plutonism
English
Noun
(
wikipedia plutonism)
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.
Synonyms
* vulcanism