volcanism

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English

Alternative forms

Etymology

From French volcanisme, from volcan (volcano); and/or directly from volcan(o) +‎ -ism.

Noun

volcanism (countable and uncountable, plural volcanisms)

  1. (volcanology) Any of the natural phenomena and processes associated with the action of volcanos, geysers and fumaroles
    Synonym: volcanicity
    Hyponym: cryovolcanism

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