Meanings
plutonism1
plural plutonisms · alternative Plutonism
- countableuncountableThe 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
Plutonism2
- uncountableAlternative letter-case form of plutonism.
Synonyms & antonyms
nounThe 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.
Origin
From Pluto + -ism, after the classical ruler of the underworld.
Full word history & related roots →Translations
Catalan plutonisme
- plutonismescientific theory
French plutonisme
- plutonismescientific theory
Greek πλουτωνισμός
- πλουτωνισμός (ploutonismós)scientific theory
Italian plutonismo
- plutonismoscientific theory
Japanese 火成論, 火成説
- 火成論 (Kaseiron)scientific theory
- 火成説 (Kaseisetsu)scientific theory
Portuguese plutonismo
- plutonismoscientific theory
Spanish plutonismo
- plutonismoscientific theory
Cite this entry
plutonism. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/plutonism
“plutonism.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/plutonism. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “plutonism,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/plutonism.
Source: plutonism on Wiktionary, CC BY-SA 4.0.