Definition of volcanism
: volcanic action or activity
Recent Examples of volcanism from the Web
This phenomenon may have resulted from repeating pulses of volcanism along mid-ocean ridges, which previous research has linked to cycles of ice ages and warming.
The researchers plan to further investigate volcanism on lo during its next alignment with Europa in 2021.
This list suggests a mission to Jupiter's moon Io to study the volcanism there might be one of the proposals, as well as a mission to land on Venus.
The researchers studied the geology of the island and rocks spewed out during periods of ancient volcanism.
For instance, pictures of the moon’s mysterious far side unveiled in 2008 revealed much younger volcanism than expected, hinting that the moon was geologically active for far longer than scientists thought.
Today, the ROV is examining evidence for submarine volcanism along this spreading ridge.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'volcanism.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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