plutonism (English, noun)
expansion: plutonism (countable and uncountable, plural plutonisms)
Senses:
glosses: 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.
tags: countable
uncountable
Forms:
form: plutonisms
tags: plural
form: Plutonism
tags: alternative