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tartar |
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tartar or argol (är`gəl), impure potassium hydrogen tartrate deposited as a crust in fermenting vessels during wine making. When purified, it yields cream of tartar cream of tartar, white crystalline powder. Chemically it is potassium hydrogen tartrate, KC4H5O6, the acidic potassium salt of tartaric acid . It is used as the leavening agent in baking powders. ..... Click the link for more information. . Tartar is the chief natural source of tartaric acid tartaric acid, HO2CCHOHCHOHCO2H, white crystalline dicarboxylic acid. It occurs as three distinct isomers , the dextro-, levo-, and meso- forms. ..... Click the link for more information. . Tataror TartarAny member of the Turkic-speaking peoples who today live mainly in west-central Russia east to the Ural Mountains, in Kazakhstan, and in western Siberia. They first appeared as nomadic tribes in northeastern Mongolia in the 5th century. Some joined the armies of Genghis Khan. Especially identified with the Golden Horde, they were converted to Islam in the 14th century. The Golden Horde soon became independent Tatar khanates (see khan). Their economy was based on mixed farming and herding, which remain central to their economy. They developed craftsmanship in wood, ceramics, leather, cloth, and metal and have been well known as traders. Today there are about six million Tatars in all regions; they constitute about half the population of the Russian republic of Tatarstan. See also Tatar language. tartar 1. Dentistry a hard crusty deposit on the teeth, consisting of food, cellular debris, and mineral salts 2. a brownish-red substance consisting mainly of potassium hydrogen tartrate, present in grape juice and deposited during the fermentation of wine tartar [′tärd·ər] (medicine) How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Creakle had not preferred his claim to being a Tartar without reason; that he was the sternest and most severe of masters; that he laid about him, right and left, every day of his life, charging in among the boys like a trooper, and slashing away, unmercifully. Betteredge gave me one look at parting, which said, as if in so many words, "You have caught a Tartar, Mr. The color of the Indian, the writer believes, is peculiar to himself, and while his cheek-bones have a very striking indication of a Tartar origin, his eyes have not. |
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