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Magma (from Ancient Greek μάγμα (mágma) meaning "thick unguent") is a mixture of molten or semi-molten rock, volatiles and solids that is found beneath the ...


Magma definition, Geology. molten material beneath or within the earth's crust, from which igneous rock is formed. See more.


Define magma: dregs, sediment; a thin pasty suspension (as of a precipitate in water)


That red hot liquid rock that spews violently out of erupting volcanoes? That's lava. But before the lava rises to the earth's surface it's called magma.


magma meaning, definition, what is magma: hot liquid rock found just below the surface of the earth. Learn more.


Magma definition: Magma is molten rock that is formed in very hot conditions inside the earth. | Meaning, pronunciation, translations and examples.


Definition of magma - hot fluid or semi-fluid material below or within the earth's crust from which lava and other igneous rock is formed on cooling.


Magma flowing from a volcano. Licensed from iStockPhoto. noun. The definition of magma is the molten rock material under the Earth's crust or a suspension of ...


Oct 31, 2014 ... Being that oxygen and silicon are the most abundant elements in magma, geologists define magma types in terms of their silica content, ...