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
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.
• 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
17 April 2025
(noun) a porous mass of interlacing fibers that forms the internal skeleton of various marine animals and usable to absorb water or any porous rubber or cellulose product similarly used
According to Guinness World Records, on 25 September 2016, the Birla Institute of Management Technology (India) in Uttar Pradesh, India, constructed the largest coffee cups pyramid consisting of 23,821 cups. They used paper takeaway coffee cups to build the pyramid.
