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volcano 音标拼音: [vɑlk'eno] n. 火山 火山 volcano n 1: a fissure in the earth' s crust ( or in the surface of some other planet) through which molten lava and gases erupt [ synonym: { vent}, { volcano}] 2: a mountain formed by volcanic materialVolcano \ Vol* ca" no\, n.; pl. { Volcanoes}. [ It. volcano, vulcano, fr. L. Vulcanus Vulkan, the god of fire. See { Vulkan}.] ( Geol.) A mountain or hill, usually more or less conical in form, from which lava, cinders, steam, sulphur gases, and the like, are ejected; -- often popularly called a { burning mountain}. [ 1913 Webster] Note: Volcanoes include many of the most conspicuous and lofty mountains of the earth, as Mt. Vesuvius in Italy ( 4, 000 ft. high), Mt. Loa in Hawaii ( 14, 000 ft.), Cotopaxi in South America ( nearly 20, 000 ft.), which are examples of active volcanoes. The crater of a volcano is usually a pit- shaped cavity, often of great size. The summit crater of Mt. Loa has a maximum length of 13, 000 ft., and a depth of nearly 800 feet. Beside the chief crater, a volcano may have a number of subordinate craters. [ 1913 Webster] 19 Moby Thesaurus words for " volcano": belch, burst, cascade, debouchment, dissiliency, eructation, eruption, flare- up, gush, jet, outbreak, outburst, rapids, rush, spate, spew, spurt, torrent, volcan |
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- Volcano facts and types of volcanoes | Live Science
Discover interesting facts about volcanoes, including why and where they form and history's deadliest eruption
- We finally know where the Yellowstone volcano will erupt next
A detailed look at Yellowstone's magma storage system finds that only one region is likely to host liquid magma in the long term
- Volcanoes - News and Scientific Articles on Live Science | Live Science
Read below for the latest news on volcano monitoring and research, current volcanic eruptions and to see amazing pictures of volcanoes
- Record spike in earthquakes at Washingtons high threat volcano sends . . .
Six earthquakes were recorded at the Mount Adams volcano in September — a significant increase on the normal rate of one every two to three years
- Italys Campi Flegrei volcano may unleash devastating eruptions more . . .
A new look at an ancient eruption at Campi Flegrei raises new questions about the propensity of the still-active volcano, located near Naples, to produce major eruptions in the future
- Whats the difference between an active, dormant and extinct volcano . . .
To be considered active, a volcano must have erupted at some point during the Holocene, but dormant and extinct are a little harder to define
- River of fire unleashes toxic gases as eruption destroys town in La . . .
A 2021 satellite image shows destructive lava flows burning through a residential area in the Canary Islands as molten rock spilled into the sea and unleashed surprising levels of volcanic gas
- 6 volcanoes erupt in eastern Russia after 8. 8 megaquake | Live Science
Six Russian volcanoes erupted shortly after an 8 8 magnitude earthquake struck nearby, with a seventh possibly to follow
- Kawah Ijen: The volcano in Indonesia that holds the worlds largest . . .
Kawah Ijen is an active volcano on the island of Java with an extremely acidic crater lake and gas emissions that produce blue flames upon contact with oxygen in Earth's atmosphere
- Mexicos most dangerous active volcano erupts 13 times in 1 day
The Popocatépetl volcano, just outside Mexico City, has been spewing thick plumes of volcanic ash into the sky, causing flights to be grounded
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