plutonism

English

Alternative forms

Etymology

Pluto + -ism, after the classical ruler of the underworld.

Noun

plutonism (countable and uncountable, plural plutonisms)

  1. 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

Coordinate terms

Translations

Romanian

Etymology

Borrowed from French plutonisme.

Noun

plutonism n (uncountable)

  1. plutonism

Declension

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