volcanism

noun

vol·​ca·​nism ˈväl-kə-ˌni-zəm 

ˈvȯl-

: volcanic action or activity

Examples of volcanism in a Sentence

Recent Examples on the Web

Such metals are commonly used as industrial catalysts today—and all occur in the minerals of hydrothermal vents, where a process called serpentinization converts igneous rocks from volcanism to metamorphic rocks. — Philip Ball, Scientific American, 20 Aug. 2026

That tidal flexing generates enormous internal heat, keeping parts of Io’s interior molten and driving its extraordinary volcanism. — Kaif Shaikh, Interesting Engineering, 11 Aug. 2026

Those insights could help scientists better understand ancient volcanism on Mars, Venus, and Earth's moon, whose landscapes were shaped by massive eruptions billions of years ago. — Samantha Mathewson, Space.com, 24 July 2026

This heat drives more melting and more basaltic volcanism, a process that plays out not just in the minutes-to-hours timescale of the actual collision, but in tens or even hundreds of millions of years afterward. — Jacek Krywko, ArsTechnica, 5 July 2026

Word History

First Known Use

1830, in the meaning defined above

Rhymes for volcanism

• autism
• fascism
• racism
• sikhism
• sophism
• statism
• sufism
• thomism
• tourism
• tropism
• abolitionism
• aldosteronism