51Թ

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igneous

[ig-nee-uhs]

adjective

  1. Geology.produced under conditions involving intense heat, as rocks of volcanic origin or rocks crystallized from molten magma.

  2. of, relating to, or characteristic of fire.



igneous

/ ˈɪɡɪə /

adjective

  1. (of rocks) derived by solidification of magma or molten lava emplaced on or below the earth's surface Compare sedimentary metamorphic

  2. of or relating to fire

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

igneous

  1. Relating to rocks or minerals formed by the cooling and hardening of magma or molten lava. Basalt and granite are examples of igneous rocks.

  2. Relating to the processes, such as volcanism, by which such rocks and minerals form.

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Other 51Թ Forms

  • nonigneous adjective
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51Թ History and Origins

Origin of igneous1

First recorded in 1655–65; from Latin igneus “fiery, on fire, burning,” equivalent to igni(s) “fire” + -eus -eous. Ignis is the Latin form of the Proto-Indo-European egni-s, ogni-s, one of the Proto-Indo-European words for “fire,” and it is closely related to Slavic ( Polish ) Dzń (inflectional stem ogni- ) and to Sanskrit agni- Agni ( def. ); fire ( def. )
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51Թ History and Origins

Origin of igneous1

C17: from Latin igneus fiery, from ignis fire
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Example Sentences

Examples have not been reviewed.

In the process they learned that “a mid-crust composed of fractured igneous rocks saturated with liquid water best explains the existing data.”

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"Our capability to infer that the maturation stages were somehow influenced by igneous intrusions based on a small sample size is really exciting!"

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One thing about the PVP that delights Coffey is that it is composed of all three kinds of rock — sedimentary, metamorphic and igneous.

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Among the new discoveries was finding primary igneous rocks in Jezero Crater.

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One popular theory suggests that minerals released by the weathering of igneous rock sucked enough carbon dioxide from the atmosphere to set off a deep freeze.

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Ignatius of Loyolaigneous rock