volcanic : Idioms & Phrases
Index
lassen volcanic national park
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noun a national park in California having mountains and volcanic lakes and hot springs
WordNet
Volcanic bomb
- a mass ejected from a volcano, often of molten lava having a rounded form.
- a mass of lava of a spherical or pear shape. "I noticed volcanic bombs."
Webster 1913
Volcanic cone
- a hill, conical in form, built up of cinders, tufa, or lava, during volcanic eruptions.
Webster 1913
volcanic crater
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noun a bowl-shaped geological formation at the top of a volcano
crater.
WordNet
volcanic eruption
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noun the sudden occurrence of a violent discharge of steam and volcanic material
eruption.
WordNet
Volcanic foci
- the subterranean centers of volcanic action; the points beneath volcanoes where the causes producing volcanic phenomena are most active.
Webster 1913
Volcanic glass
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noun a kind of natural glass produced when molten lava cools very rapidly
WordNet
- the vitreous form of lava, produced by sudden cooling; obsidian. See
Obsidian .
Webster 1913
Volcanic mud
- fetid, sulphurous mud discharged by a volcano.
Webster 1913
volcanic rock
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noun extrusive igneous rock solidified near or on the surface of the Earth
volcanic rock.
WordNet
Volcanic rocks
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noun extrusive igneous rock solidified near or on the surface of the Earth
volcanic rock.
WordNet
- 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.
