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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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