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单词 metamorphism
释义

metamorphism

noun

meta·​mor·​phism ˌme-tə-ˈmȯr-ˌfi-zəm How to pronounce metamorphism (audio)
: a change in the constitution of rock
specifically : a pronounced change effected by pressure, heat, and water that results in a more compact and more highly crystalline condition

Example Sentences

Recent Examples on the Web Magnesite naturally forms in a few ways, like hydrothermal metamorphism, where the presence of water at high temperature and pressures changes magnesium-rich rocks like peridotte. David Grossman, Popular Mechanics, 15 Aug. 2018 The patterns match those seen in the Alps and the Himalayas — zones that seemed to be huge thrust faults, folds of immense proportion, metamorphism at extreme conditions. Longreads, 12 Mar. 2018 Like many processes that occur at the Earth’s surface, the liberation of sediment from weathering rock is an intuitive process to visualize (compared to something like metamorphism). Brian Romans, WIRED, 2 Jan. 2012

Word History

First Known Use

1845, in the meaning defined above

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更新时间:2024/12/23 12:41:00