V2EX plutonic

Plutonic

释义 Definition

plutonic(形容词)深成的;(岩石)在地下深处冷却凝固形成的,常用于地质学中描述深成岩/侵入岩(如花岗岩)。
(另有较少见义:与罗马神话中的冥王 Pluto/冥界相关。)

发音 Pronunciation (IPA)

/plutnk/

例句 Examples

Plutonic rocks cool slowly beneath the Earth’s surface.
深成岩在地表之下缓慢冷却。

Because the magma crystallized deep underground, the resulting plutonic body shows coarse grains and later became exposed after uplift and erosion.
由于岩浆在地下深处结晶,形成的深成岩体呈现粗粒结构,后来又在隆起与侵蚀作用下出露到地表。

词源 Etymology

plutonic 源自 Pluto(罗马神话中的冥王,象征“地下世界”)加上形容词后缀 -ic,原意与“地下/冥界”相关。地质学借用这一意象,用来指在地表之下深处形成的岩石与作用,因此发展出“深成的”这一常用义。

相关词 Related Words

文学/著作中的用例 Literary Works

  • Charles Lyell, Principles of Geology(《地质学原理》):讨论火成作用与“plutonic rocks(深成岩)/plutonic processes(深成作用)”等术语。
  • James Hutton 相关论文与后续编著(如 Huttonian 地质学传统著作):在“火成深成”框架下常出现 plutonic 用来对比 volcanic(火山的)。
  • 19 世纪与20世纪地质学教科书/专著(如侵入岩与岩浆作用章节):作为标准术语反复出现,用于描述深部结晶形成的岩体与结构特征。
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