plutonism(redirected from Plutonists)
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(Geological Science) geology the theory that the earth's crust was formed by volcanoes or the formation of plutons within the earth's crust
a poisoning caused by exposure to radioactive plutonium.See also: Poison
the theory that all rock surfaces have solidified from magmas, some at great depths below the surface of the earth. Cf. neptunism. — plutonist, n.See also: Geology