magma
n. (pl. -s) molten rock under the earth's crust, from which igneous rock is formed by cooling. [greek masso knead]
n. Any crude mixture of mineral or organic matters in the state of a thin paste.
n. (pl. -s) molten rock under the earth's crust, from which igneous rock is formed by cooling. [greek masso knead]
n. Any crude mixture of mineral or organic matters in the state of a thin paste.