peridotitic

Variant of peridotite

noun

any of several coarsegrained, dark igneous rocks consisting mainly of olivine and other ferromagnesian minerals

Origin: Fr péridotite < péridot, peridot

Related Forms:

Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.
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© 1996-2013 LoveToKnow, Corp. All Rights Reserved. Audio pronunciation provided by LoveToKnow, Corp.