volcanism

American  

[vol-kuh-niz-uhm] / ˈvɒl kəˌnɪz əm /

noun

Geology.

1. the phenomena connected with volcanoes and volcanic activity.

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volcanism British  

/ ˈvɒlkəˌnɪzəm /

noun

1. those processes collectively that result in the formation of volcanoes and their products

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Etymology

Origin of volcanism

First recorded in 1865–70; volcan(o) + -ism

Example Sentences

“Erebus helps us understand what other volcanism in the region could look like.”

From Science Magazine • Dec. 2, 2024

“Iceland is essentially one of the best places in the world to study this … because we have both volcanism and glaciers,” volcanologist Michelle Parks of the Icelandic Meteorological Office told Reuters.

From Salon • Oct. 28, 2024

To better understand its volcanism, scientists hoped to catch a Venusian eruption in the act.

From New York Times • May 27, 2024

The four additional episodes of high Hg concentrations and high fern spore malformations were unlikely connected to later phases of Central Atlantic Magmatic Province volcanism.

From Science Daily • Apr. 30, 2024

Lassen Peak, some wise men believe, is the last exhibit of activity in the dying volcanism of the Cascade Mountains.

From The Book of the National Parks by Yard, Robert Sterling