Dictionary

pyroxene

noun py·rox·ene \pī-ˈräk-ˌsēn, pə-\

Definition of PYROXENE

:  any of a group of igneous-rock-forming silicate minerals that contain calcium, sodium, magnesium, iron, or aluminum, usually occur in short prismatic crystals or massive form, are often laminated, and vary in color from white to dark green or black
py·rox·e·nic \ˌpī-ˌräk-ˈsē-nik, pə-, -ˈse-\ adjective
py·rox·e·noid \pī-ˈräk-sə-ˌnid, pə-\ adjective or noun

Origin of PYROXENE

French pyroxène, from Greek pyr- + xenos stranger
First Known Use: 1800

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2 ENTRIES FOUND:
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July 01, 2015
precarious Hear it
not certain, secure, or steady
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