WordReference Random House Unabridged Dictionary of American English © 2026
cor•di•er•ite
(kôr′dē ə rīt′),USA pronunciation n.
- Mineralogya strongly dichroic blue mineral consisting of a silicate of magnesium, aluminum, and iron: common in metamorphic rocks. Also called dichroite, iolite.
- 1805–15; named after Pierre Latin. A. Cordier (1777–1861), French geologist; see -ite1
'cordierite' also found in these entries (note: many are not synonyms or translations):