Definition of Volcanic. Meaning of Volcanic. Synonyms of Volcanic

Here you will find one or more explanations in English for the word Volcanic. Also in the bottom left of the page several parts of wikipedia pages related to the word Volcanic and, of course, Volcanic synonyms and on the right images related to the word Volcanic.

Definition of Volcanic

Volcanic
Volcanic Vol*can"ic, a. [Cf. F. volcanique, It. vulcanico.] 1. Of or pertaining to a volcano or volcanoes; as, volcanic heat. 2. Produced by a volcano, or, more generally, by igneous agencies; as, volcanic tufa. 3. Changed or affected by the heat of a volcano. Volcanic bomb, a mass ejected from a volcano, often of molten lava having a rounded form. Volcanic cone, a hill, conical in form, built up of cinders, tufa, or lava, during volcanic eruptions. Volcanic foci, the subterranean centers of volcanic action; the points beneath volcanoes where the causes producing volcanic phenomena are most active. Volcanic glass, the vitreous form of lava, produced by sudden cooling; obsidian. See Obsidian. Volcanic mud, fetid, sulphurous mud discharged by a volcano. Volcanic rocks, rocks which have been produced from the discharges of volcanic matter, as the various kinds of basalt, trachyte, scoria, obsidian, etc., whether compact, scoriaceous, or vitreous.

Meaning of Volcanic from wikipedia

- crust of a planetary-m**** object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface. On Earth...
- of volcanic eruptions—during which lava, tephra (ash, lapilli, volcanic bombs and volcanic blocks), and ****orted gases are expelled from a volcanic vent...
- Volcanic rock (often shortened to volcanics in scientific contexts) is a rock formed from lava erupted from a volcano. In other words, it differs from...
- A volcanic arc is a chain of volcanoes formed above a subducting plate, positioned in an arc shape as seen from above. Offs**** volcanoes form islands...
- The Volcanic Explosivity Index (VEI) is a relative measure of the explosiveness of volcanic eruptions. It was devised by Chris Newhall of the United States...
- Volcanic ash consists of fragments of rock, minerals, and volcanic gl****, created during volcanic eruptions and measuring less than 2 mm (0.079 inches)...
- A volcanic winter is a reduction in global temperatures caused by volcanic ash and droplets of sulfuric acid and water obscuring the Sun and raising Earth's...
- A volcanic crater is an approximately circular depression in the ground caused by volcanic activity. It is typically a bowl-shaped feature within which...
- second largest volcanic island, and Jan Mayen. Both are in the Atlantic. A third type of volcanic oceanic island is formed over volcanic hotspots. A hotspot...
- Volcanic gl**** is the amorphous (uncrystallized) product of rapidly cooling magma. Like all types of gl****, it is a state of matter intermediate between...
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