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igneous
[ ig-nee-uhs ]
adjective
- Geology. produced under conditions involving intense heat, as rocks of volcanic origin or rocks crystallized from molten magma.
- of, relating to, or characteristic of fire.
igneous
/ ˈɪɡnɪəs /
adjective
- (of rocks) derived by solidification of magma or molten lava emplaced on or below the earth's surface Compare sedimentary metamorphic
- of or relating to fire
igneous
/ ĭg′nē-əs /
- Relating to rocks or minerals formed by the cooling and hardening of magma or molten lava. Basalt and granite are examples of igneous rocks.
- Relating to the processes, such as volcanism, by which such rocks and minerals form.
Other Words From
- non·ig·ne·ous adjective
Word History and Origins
Origin of igneous1
Word History and Origins
Origin of igneous1
Example Sentences
In the process they learned that “a mid-crust composed of fractured igneous rocks saturated with liquid water best explains the existing data.”
"Our capability to infer that the maturation stages were somehow influenced by igneous intrusions based on a small sample size is really exciting!"
One thing about the PVP that delights Coffey is that it is composed of all three kinds of rock — sedimentary, metamorphic and igneous.
Among the new discoveries was finding primary igneous rocks in Jezero Crater.
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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