diopside
[ dahy-op-sahyd, -sid ]
/ daɪˈɒp saɪd, -sɪd /
noun Mineralogy.
a monoclinic pyroxene mineral, calcium magnesium silicate, CaMg(SiO3)2, occurring in various colors, usually in crystals.
QUIZZES
Discover The Influence Of Portuguese On English Via This Quiz!
We’ve gathered some interesting words donated to English from Portuguese … as well as some that just don’t translate at all. Do you know what they mean?
Question 1 of 11
Which of the following animal names traces its immediate origin to Portuguese?
Words nearby diopside
dionysus, dioon, diophantine analysis, diophantine equation, diophantus, diopside, diopsimeter, dioptase, diopter, dioptometer, dioptre
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for diopside
The augite is mostly a variety of diopside and is only occasionally idiomorphic.
Here it is believed to be an alteration product of diopside (lime-magnesia pyroxene) in a contact-metamorphic silicated zone.
The Economic Aspect of Geology|C. K. LeithDiopside, dī-op′sid, n. a grayish and readily cleavable variety of pyroxene.
British Dictionary definitions for diopside
diopside
/ (daɪˈɒpsaɪd, -sɪd) /
noun
a colourless or pale-green pyroxene mineral consisting of calcium magnesium silicate in monoclinic crystalline form: used as a gemstone. Formula: CaMgSi 2 O 6
Word Origin for diopside
C19: from di- ² + Greek opsis sight, appearance + -ide
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Scientific definitions for diopside
diopside
[ dī-ŏp′sīd′ ]
A light green, monoclinic variety of pyroxene, used as a gemstone and as a refractory material. Chemical formula: CaMgSi2O6.
The American Heritage® Science Dictionary
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