1 nepheline | Definition of nepheline

nepheline

noun
neph·​e·​line | \ ˈne-fÉ™-ËŒlÄ“n How to pronounce nepheline (audio) \
variants: or less commonly nephelite \ ˈne-​fÉ™-​ËŒlÄ«t How to pronounce nephelite (audio) \

Definition of nepheline

: a hexagonal mineral that is a usually glassy crystalline silicate of sodium, potassium, and aluminum common in igneous rocks

Other Words from nepheline

nephelinic \ ËŒne-​fÉ™-​ˈli-​nik How to pronounce nephelinic (audio) \ adjective

First Known Use of nepheline

circa 1814, in the meaning defined above

History and Etymology for nepheline

French néphéline, from Greek nephelē cloud — more at nebula

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More from Merriam-Webster on nepheline

Britannica.com: Encyclopedia article about nepheline