SPINEL
spinel
(noun) a hard glassy mineral consisting of an oxide of magnesium and aluminum; occurs in various colors that are used as gemstones
Source: WordNet® 3.1
Etymology
Noun
spinel (countable and uncountable, plural spinels)
(mineral) Any of several hard minerals of cubic symmetry that are mixed oxides of magnesium and aluminium and are used as gemstones of various colours.
(solid state chemistry) Any crystalline material, not necessarily an oxide, that possesses the same crystal structure as this mineral.
Bleached yarn in making the linen tape called inkle; unwrought inkle.
Anagrams
• Esplin, L-spine, Pilsen, pinsel, spline
Source: Wiktionary
Spi*nel", Spi*nelle", n. Etym: [F. spinelle, or LL. spinellus,
perhaps from L. spina a thorn, a prickle, in allusion to its pointed
crystals.] (Min.)
Definition: 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.
Spin"el, n.
Definition: Bleached yarn in making the linen tape called inkle; unwrought
inkle. Knight.
Source: Webster’s Unabridged Dictionary 1913 Edition