American Heritage® Dictionary of the English Language, Fourth Edition
- n. Variant of volcanism.
Century Dictionary and Cyclopedia
- n. In geology, same as volcanism. The words volcano and volcanic are firmly fixed in English, and the former is in universal and exclusive use among those who speak that language. Hence all the derivatives should be spelled correspondingly: thus, volcanism, volcanicity, volcanology, and not vulcanism, etc.
- n. alternative spelling of volcanism.
GNU Webster's 1913
- n. Volcanism.
“I meant to use the word vulcanism, which can mean any volcanic or geo-thermal process could be geyser related also.”
“Already I wonder if this unique planetoid may not have had, in the past, a kind of vulcanism special to itself.”
“ Transcriber's note: The original read 'vulcanism'.”
“But, if there were not a single molecule more of atmospherically destructive gases emitted by humanity, and there were not a single human alive today, global warming would continue to increase for several hundred years more, based on what we've already done beforehand over the last 150 years records have been accurately kept, concurrent with the industrial revolution, _and_ due to natural trends caused by terrestrial sources and cycles, such as vulcanism, solar weather, and other interdependent natural causes in combination with what humanity has done.”
“We also know that the observed warming is NOT caused by: orbital changes, vulcanism, axial tilt, or any other known reason.”
“Their varied climates, ongoing vulcanism and extreme isolation, has produced one of the highest concentrations of endemic species in the world including unusual animals such as the land and marine iguanas, giant tortoises and the many types of finch that inspired Darwin's theory of evolution following his visit in 1835.”
“The process was probably kicked off by greater vulcanism (the siberian traps) spewing CO2 into the atmosphere.”
“The Krakatau islands are of great scientific interest because they provide one of the world's best examples of recent island vulcanism and tropical vegetation succession.”
“The highlands have four extinct volcanic peaks over 3,000 m, including the massifs of Loolmalasin (3,648 m), Oldeani (3,188 m) and Lomagrut, the vulcanism of which dates from the late Mesozoic/early Tertiary periods.”
“While there are currently no active volcanoes within the ecoregion, the effects of vulcanism are still present.”
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