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from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Any of a group of igneous and metamorphic rocks found within the continental crust, thought to be formed by the uplift of oceanic crust and mantle into the continental crust.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. an assemblage of mafic and ultramafic rock fragments of the ocean lithosphere that has been tectonically moved onto a continental margin or island

from The Century Dictionary and Cyclopedia

  • n. A name given by Brongniart to one of the rocks designated in Italy as gabbro, which consists of serpentine with included segregations of diallage.


Greek ophis, snake + -lite.
(American Heritage® Dictionary of the English Language, Fourth Edition)
Ancient Greek ὄφις ("serpent") + -lite (Wiktionary)



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