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Meaning of SPINEL

Pronunciation:  spi'nel

WordNet Dictionary
[n]  a hard glassy mineral consisting of an oxide of magnesium and aluminum; occurs in various colors that are used as gemstones

SPINEL is a 6 letter word that starts with S.


 See Also: atomic number 12, Ceylonite, magnesium, Mg, mineral, pleonaste, ruby spinel, spinel ruby



Webster's 1913 Dictionary
  1. \Spi*nel"\, Spinelle \Spi*nelle"\, n. [F. spinelle, or
    LL. spinellus, perhaps from L. spina a thorn, a prickle, in
    allusion to its pointed crystals.] (Min.)
    A mineral occuring in octahedrons of great hardness and
    various colors, as red, green, blue, brown, and black, the
    red variety being the gem spinel ruby. It consist essentially
    of alumina and magnesia, but commonly contains iron and
    sometimes also chromium.
    Note: The spinel group includes spinel proper, also
          magnetite, chromite, franklinite, gahnite, etc., all of
          which may be regarded as composed of a sesquioxide and
          a protoxide in equal proportions.
  2. \Spin"el\, n.
    Bleached yarn in making the linen tape called inkle;
    unwrought inkle. --Knight.