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magma
[ mag-muh ]
noun
- Geology. molten material beneath or within the earth's crust, from which igneous rock is formed.
- any crude mixture of finely divided mineral or organic matter.
- Chemistry, Pharmacology. a paste composed of solid and liquid matter.
magma
/ ˈmæɡmə; mæɡˈmætɪk /
noun
- a paste or suspension consisting of a finely divided solid dispersed in a liquid
- hot molten rock, usually formed in the earth's upper mantle, some of which finds its way into the crust and onto the earth's surface, where it solidifies to form igneous rock
magma
/ măg′mə /
, or magmas
- The molten rock material that originates under the Earth's crust and forms igneous rock when it has cooled. When magma cools and solidifies beneath the Earth's surface, it forms what are known as intrusive rocks. When it reaches the Earth's surface, it flows out as lava and forms extrusive (or volcanic) rocks.
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Notes
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Derived Forms
- ˈmagmatism, noun
- magmatic, adjective
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Other Words From
- mag·mat·ic [mag-, mat, -ik], adjective
- magma·tism noun
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Word History and Origins
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Word History and Origins
Origin of magma1
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Example Sentences
Underneath our feet tectonic plates shift, magma bubbles, water boils, and both regularly erupt.
When the volcano blew its top, thousands perished, immolated by fire, boiling magma, and ash.
Iron-heavy minerals are believed to have sunk through the magma before floating to the surface in a new form of mountain.
Like magma seeping up through geological faults, this emotion can explode in unexpected ways.
The magma drove upward, melting its way through the fractured rock of the channels under the western side of the island.
Scientists had arrived, too, and they were taking over much of the detail of keeping track of the magma.
When the shockwaves get down far enough to crack things open, the gas'll come up, and then steam and ash, and then the magma.
An average sugar centrifugal will separate 600 pounds of magma perfectly in three minutes.
Next morning the drained magma is put into a strong bag, and squeezed in a press.
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