Zinc (Meaning of)

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zinc
[n] - a bluish-white lustrous metallic element
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Zinc
A hard white metal with a bluish tinge. Zinc base alloys are used extensively for diecasting.
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Zinc
Zinc is a brittle metal which has a blue cast. Extraction is achieved by heating the oxide with carbon and distilling out the metal. Zinc tarnishes in air and reacts with acids and alkalis. Zinc is used widely throughout industry; for example, it is used as a galvanic coating on steel to prevent cor...
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Zinc
Discovered: known in India and China before 1500 and to the Greeks and Romans before 20 BC as the copper-zinc alloy brassOrigin: The name is derived from the German â€˜Zink`.Atomic no: 30Mass No: 65Description: A grey metal with a blue tinge. World production exceeds 7 million tons a year, and i...
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zinc
Zn. Element 30, atomic weight 65.37, a reactive gray metal that dissolves in acids, used to galvanize metals and in many alloys (e. g. brass and bronze).
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Zinc
Mineral supplement, used by some people to treat autistic spectrum disorders
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Zinc
Zinc: A mineral essential to the body, zinc is a constituent of many enzymes that permit chemical reactions to proceed at normal rates. It is involved in the manufacture of protein (protein synthesis) and in cell division. Zinc is also a constituent of insulin, and is concerned with the sense of sme...
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Zinc
A softish grey metal, used in three ways in church buildings: 1. in pure sheet form to make ridging for slate roofs, or as a roof covering in its own right. 2. In pure rolled sections, to make glazing bars for small-paned glazing. 3. As a coating - galvanising - for wrought-iron or steel, Typical ...
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Zinc
Bluish-white metallic element. It is used to form various alloys such as brass, bronze and nickel silver. Zinc was not produced commercially in Britain until the 18thC. See spelter.
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zinc
An essential â€˜trace` element being an essential component of the active site of a variety of enzymes. Zn2+ has high affinity for the side chains of cysteine and histidine. Zinc is present in tissues at levels of ca 0.1mM, but intracellular levels must be much lower.
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Zinc
Zinc (zĭnk) noun [ German zink , probably akin to zinn tin: confer French zinc , from the German. Confer Tin .] (Chemistry) An abundant element of the magnesium-cadmium group, extracted principally from the mine...
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Zinc
Zinc transitive verb [ imperfect & past participle Zincked or Zinced ; present participle & verbal noun Zincking or Zincing ] To coat with zinc; to galvanize.
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zinc
<chemistry, element> An essential trace element being an essential component of the active site of a variety of enzymes. ... Zinc has a high affinity for the side chains of cysteine and histidine. Zinc is present in tissues at levels of 0.1mM, but intracellular levels must be much lower. ... A...
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zinc
Zn noun a bluish-white lustrous metallic element; brittle at ordinary temperatures but malleable when heated; used in a wide variety of alloys and in galvanizing iron; it occurs as zinc sulphide in zinc blende...
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zinc
(Zn) (zingk) a chemical element, atomic number 30, atomic weight 65.37. It is a trace element in the diet, a component of several enzymes, including DNA and RNA polymerases and carbonic anhydrase. It is abundant in red meat, shellfish, liver, peas, lentils, beans, and rice. A well-balanced d...
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Zinc
• (v. t.) To coat with zinc; to galvanize. • (n.) An abundant element of the magnesium-cadmium group, extracted principally from the minerals zinc blende, smithsonite, calamine, and franklinite, as an easily fusible bluish white metal, which is malleable, especially when heated. It is not ...
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zinc
chemical element, low-melting metal of Group IIb (zinc group) of the periodic table, essential to life, and one of the most widely used metals. Zinc ... [25 related articles]
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Zinc
A grey inexpensive metal, usually alloyed with copper to make brass coins, but is also used in pure form for emergency coinage when the usual coinage metal is not available due to war or other serious crisis. Much of the coinage struck in Nazi-Occupied Europe was tin-plated zinc.
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Zinc
Zinc (k {respell|zingk|`}; from Zink), or spelter (which may also refer to zinc alloys), is a metallic chemical element; it has the symbol Zn and atomic number 30. It is the first element in group 12 of the periodic table. Zinc is, in some respects, chemically similar to magnesium, because its ion ...
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zinc
(Zn) A bluish-white, lustrous, metallic element in group IIB of the periodic table; zinc is an anomalous transition element. It occurs naturally as sphalerite, smithsonite, hemimorphite, and wurtzite, and is extracted by roasting to the oxide and reduction with carbon. Zinc...
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zinc
zinc, metallic chemical element; symbol Zn; at. no. 30; at. wt. 65.38; m.p. 419.58°C; b.p. 907°C; sp. gr. 7.133 at 25°C; valence +2. Zinc is a lustrous bluish-white metal. It is found in Group 12 of the periodic table. It is brittle and crystalline at ordinary temperatures, but when heat...
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Zinc
Zinc is a metal element with the symbol Zn.
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zinc
(Zn) Type: Term Pronunciation: zingk Definitions: 1. A metallic element, atomic no. 30, atomic wt. 65.39; an essential bioelement; a number of salts of zinc are used in medicine; a cofactor in many proteins.
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zinc
Hard, brittle, bluish-white, metallic element, atomic number 30, relative atomic mass 65.37. The principal ore is sphalerite or zinc blende (zinc sulphide, ZnS). Zinc is hardly affected by air or moisture at ordinary temperatures; its chief uses are in alloys such as brass, in coating metals (for ex...
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Zinc
an important mineral or cofactor required for many pathways in the body especially for the immune system.
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