zinc

An essential ‘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.

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.

zinc

[n] - a bluish-white lustrous metallic element
Found on http://www.webdictionary.co.uk/definition.php?query=zinc

Zinc

A hard white metal with a bluish tinge. Zinc base alloys are used extensively for diecasting.
Found on http://www.encyclo.co.uk/local/20471

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 corrosion, and is used as a constituent of various al...
Found on http://www.diracdelta.co.uk/science/source/z/i/zinc/source.html

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 ‘Zink`.Atomic no: 30Mass No: 65Description: A grey metal with a blue tinge. World production exceeds 7 million tons a year, and it is used to galvanise iron to prevent it rusting....
Found on http://www.encyclo.co.uk/local/20728

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).
Found on http://antoine.frostburg.edu/chem/senese/101/glossary/z.shtml

Zinc

Mineral supplement, used by some people to treat autistic spectrum disorders
Found on http://www.researchautism.net/glossary.ikml?l=z

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 smell. Food sources of zinc include meat, particularl...
Found on http://www.medterms.com/script/main/art.asp?articlekey=6066

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 applications are to coat 'corrugated iron', gates ...
Found on http://www.encyclo.co.uk/local/20938

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 minerals zinc blende, smithsonite, calamine, and frank...
Found on http://www.encyclo.co.uk/webster/Z/3

Zinc

Zinc transitive verb [ imperfect & past participle Zincked or Zinced ; present participle & verbal noun Zincking or Zincing ] To coat with zinc; to galvanize.
Found on http://www.encyclo.co.uk/webster/Z/3

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. ... Abbreviation: Zn ... (18 Nov 1997) ...
Found on http://www.encyclo.co.uk/local/20973

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
Found on http://wordnetweb.princeton.edu/perl/webwn?s=zinc

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...
Found on http://www.encyclo.co.uk/local/21001

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 easily oxidized in moist air, and hence is used fo...
Found on http://thinkexist.com/dictionary/meaning/zinc/

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]
Found on http://www.britannica.com/eb/a-z/z/8

Zinc

A mineral that is essential for proper nutrition.
Found on https://my.clevelandclinic.org/health/articles/9578-alzheimers-disease-glos

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.
Found on http://en.wikipedia.org/wiki/Glossary_of_numismatics

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...
Found on http://www.daviddarling.info/encyclopedia/Z/zinc.html

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...
Found on http://www.infoplease.com/ce6/sci/A0853436.html

Zinc

Zinc is a metal element with the symbol Zn.
Found on http://www.probertencyclopaedia.com/browse/GZ.HTM

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.
Found on http://www.medilexicon.com/medicaldictionary.php?t=100382

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 example, galvanized iron), and in making bat...
Found on http://www.talktalk.co.uk/reference/encyclopaedia/hutchinson/m0010205.html

Zinc

an important mineral or cofactor required for many pathways in the body especially for the immune system.
Found on http://www.wholisticmedical.co.uk/glossary.php
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