pyroxenite

[ pahy-rok-suh-nahyt, puh- ]
/ paɪˈrɒk səˌnaɪt, pə- /

noun Petrology.

any rock composed essentially, or in large part, of pyroxene of any kind.

Origin of pyroxenite

First recorded in 1860–65; pyroxene + -ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for pyroxenite

pyroxenite

/ (paɪˈrɒksɪˌnaɪt) /

noun

a very dark coarse-grained ultrabasic rock consisting entirely of pyroxene minerals
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012