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Webster's New World College Dictionary » pyroxene
pyroxene
pyroxene definition
py·rox·ene (pī räk′sēn′)
noun
any of a group of monoclinic or orthorhombic silicate minerals usually containing iron or magnesium but not the hydroxyl radical, and commonly found in igneous rocks
Etymology: Fr pyroxène < Gr pyr, fire + xenos, stranger: from its being foreign to igneous rocks
Related Forms:
- pyroxenic py′·rox·en′ic (-sen′ik) adjective
Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.
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