Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- n. Volcanic force or activity.
- n. The phenomena associated with volcanic activity.
Century Dictionary and Cyclopedia
- n. The phenomena connected with volcanoes and volcanic activity. As used by Humboldt and some others, it includes also earthquakes, hot springs, and every form of geological dynamics directly connected with the “reaction of the interior of our planet against its crust and surface” (Humboldt). Also
vulcanism .
Wiktionary
- n. Any of the natural phenomena and processes associated with the action of volcanos, geysers and fumaroles
GNU Webster's 1913
- n. Volcanic power or action; volcanicity.
WordNet 3.0
- n. the phenomena associated with volcanic activity
Examples
“As Italy is one of the most recently developed parts of the mainland and of the crust that has risen above the waters, it is subject to the phenomena that are due to that internal energy of the earth called volcanism, which is manifested in the various forms of volcanic activity, in earthquakes and in microseisms.”
“ET, the distribution of heatflow on earth is in the first place determined by the distribution of oceanic basaltic volcanism, which is in it’s turn determined by mid-oceanic ridges, which position is driven by viscous sic flow in the upper mantle.”
“Formed the idea of uniformitarianism stating current geologic processes, such as volcanism and erosion, have been at work throughout Earth's history.”
“How about "volcanism" on a body just 6 km in diameter?”
“** With the dating of rock by means of radioactive substances, it is not a question of how long the material has been present in the earth, but when it was formed by volcanism or by sedimentation depositing by water.”
“Researchers had speculated that volcanism contributed to this, and now there is evidence to accompany the theory.”
The Huffington Post: Coal Fires May Have Caused Biggest Mass Extinction Ever
“The contribution to the present day atmospheric CO2 loading from volcanic emissions is, however, relatively insignificant, and it has been estimated that subaerial volcanism releases around 300 Mt/yr CO2.”
“Smithsonian researchers are keen to participate, not only to expose children to science but also to serve as role models, says Elizabeth Cottrell, a geologist and director of the Smithsonian's global volcanism program.”
USA Today: Interactive game 'Vanished' doubles as an educational tool
“An ELE, thanks to global thermonuclear war (or, hell, even regional thermonuclear), major impactor, resumed volcanism leading to flood basalts, sea level fluctuations, Jesus, or a combination of any or all.”
“Seismically induced phenomena, volcanism, and landslides (triggered by torrential rains or earthquakes) are the major natural disturbances influencing the montane forest units within the Talamancan Range.”
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