The story
- Ancient Greek · derived fromδίοψις“transparency”
- French · borrowed fromdiopside
- English todaydiopside
From French diopside, from Ancient Greek δίοψις (díopsis, “transparency”) + -ide.
Etymology from Wiktionary, CC BY-SA 4.0.
diopside
Today it means: A monoclinic pyroxene mineral, a magnesium calcium silicate with the chemical formula CaMgSi₂O₆, found in igneous and metamorphic rocks. Full definition →
French diopside ← Ancient Greek δίοψις