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nepheline

EN
WNepheline
  • Nepheline, also called nephelite (from Greek: νεφέλη, "cloud"), is a feldspathoid: a silica-undersaturated aluminosilicate, Na3KAl4Si4O16, that occurs in intrusive and volcanic rocks with low silica, and in their associated pegmatites.
  • Nepheline crystals are rare and belong to the hexagonal system, usually having the form of a short, six-sided prism terminated by the basal plane.
  • The low index of refraction and the feeble double refraction in nepheline are nearly the same as in quartz; but since in nepheline the sign of the double refraction is negative, while in quartz it is positive,
FR néphéline
nepheline
nepheline
  • Part-of-Speech Hierarchy
    1. Morphemes
      • Suffixes
        • Words by suffix
          • Words suffixed with -ine
      • Nouns
        • Countable nouns
          • Singularia tantum
            • Uncountable nouns
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        1. en nephelines
        Source: Wiktionary
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        Meaning of nepheline for the defined word.

        Grammatically, this word "nepheline" is a morpheme, more specifically, a suffixe. It's also a noun, more specifically, a countable noun and a singularia tantum.
        Difficultness: Level 9
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        Easy     ➨     Difficult
        Definiteness: Level 1
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        Definite    ➨     Versatile