Look up: Magnesium

1. magnesium
   [n] - a light silver-white ductile bivalent metallic element
   Found on http://www.webdictionary.co.uk/definitio
   
   
2. Magnesium
   Magnesium is a brilliant white metal, which is relatively soft. It is one of the more abundant elements, there being 23000 ppm in the earth`s crust. As a powder, magnesium is extremely reactive, but as a solid it oxidises slowly in air and reacts slowly in water. It does not occur naturally, but is ...
   Found on http://www.diracdelta.co.uk/science/sour
   
   
3. Magnesium
   A silvery metal used in some metal incendiaries. The dust is highly explosive. Ignition point of 650°F
   Found on http://www.encyclo.co.uk/local/20747
   
   
4. Magnesium
   Mineral, sometimes taken as a dietary supplement
   Found on http://www.researchautism.net/glossary.i
   
   
5. Magnesium
   a mineral that is essential for many body functions, including nerve impulse transmission, formation of bones and teeth, and muscle contraction
   Found on http://www.medichecks.com/glossary.cfm?l
   
   
6. Magnesium
   Magnesium: A mineral involved in many processes in the body including nerve signaling, the building of healthy bones, and normal muscle contraction. About 350 enzymes are known to depend on magnesium. Magnesium is contained in all unprocessed foods. High concentrations of magnesium are contained in ...
   Found on http://www.medterms.com/script/main/art.
   
   
7. magnesium
   chemical element: atomic number 12 Category: Chemistry
   Found on http://www.mijnwoordenboek.nl/definition
   
   
8. magnesium
   An essential divalent cation. The major role is as the chelated ion in ATP and presumably other triphosphonucleotides. The Mg2+ /ATP complex is the sole biologically active form of ATP. The other essential role of Mg2+ is as the central ion of chlorophyll. Cellular concentration is less than 5mM, serum concentration approx.1mM.
   Found on http://www.encyclo.co.uk/visitor-contrib
   
   
9. Magnesium
   Mag·ne'si·um noun [ New Latin & F. See Magnesia .] (Chemistry) A light silver-white metallic element, malleable and ductile, quite permanent in dry air but tarnishing in moist air. It burns, forming (the oxide) magnesia, with the production...
   Found on http://www.encyclo.co.uk/webster/M/6
   
   
10. magnesium
    <chemical, element> An essential divalent cation. The major role is as the chelated ion in ATP and presumably other triphosphonucleotides. ... The magnesium ATP complex is the sole biologically active form of ATP. The other essential role of magnesium is as the central ion of chlorophyll. Cell...
    Found on http://www.mondofacto.com/facts/dictiona
    
    
11. magnesium
    Mg noun a light silver-white ductile bivalent metallic element; in pure form it burns with brilliant white flame; occurs naturally only in combination (as in magnesite and dolomite and carnallite and spinel and olivine)
    Found on http://wordnetweb.princeton.edu/perl/web
    
    
12. magnesium
    (Mg) (mag-ne´ze-әm) a chemical element, atomic number 12, atomic weight 24.312. Its salts are essential in nutrition, being required for the activity of many enzymes, especially those concerned with oxidative phosphorylation. It is found in the intra- and extracellular fluids and is excreted...
    Found on http://www.encyclo.co.uk/local/21001
    
    
13. Magnesium
    • (n.) A light silver-white metallic element, malleable and ductile, quite permanent in dry air but tarnishing in moist air. It burns, forming (the oxide) magnesia, with the production of a blinding light (the so-called magnesium light) which is used in signaling, in pyrotechny, or in photograp...
    Found on http://thinkexist.com/dictionary/meaning
    
    
14. magnesium
    chemical element, one of the alkaline-earth metals of main Group IIa of the periodic table, the lightest structural metal. Known originally through ... [17 related articles]
    Found on http://www.britannica.com/eb/a-z/m/10
    
    
15. magnesium
    magnesium (măgnē'zēum, –zhum) , metallic chemical element; symbol Mg; at. no. 12; at. wt. 24.305; m.p. about 648.8°C; b.p. about 1,090°C; sp. gr. 1.738 at 20°C; valence +2. In 1808, Sir Humphry Davy discovered magnesium in its oxide, although it is not certain...
    Found on http://www.infoplease.com/ce6/sci/A08311
    
    
16. Magnesium
    Magnesium is a metal element with the symbol Mg that burns with a very bright white light. Magnesium has an atomic weight of 24.36 and is usually prepared by the electrolysis of the fused chloride or of carnallite. It has a silver-white colour, a high metallic lustre, and low specific gravity. It is...
    Found on http://www.probertencyclopaedia.com/brow
    
    
17. magnesium
    (Mg) Type: Term Pronunciation: mag-nē′zē-ŭm Definitions: 1. An alkaline earth element, atomic no. 12, atomic wt. 24.3050, which oxidizes to magnesia; a bioelement, many salts have clinical applications.
    Found on http://www.medilexicon.com/medicaldictio
    
    
18. magnesium
    Lightweight, very ductile and malleable, silver-white, metallic element, atomic number 12, relative atomic mass 24.305. It is one of the alkaline-earth metals, and the lightest of the commonly used metals. Magnesium silicate, carbonate, and chloride are widely distributed in nature. The metal is used in alloys, flares, and flash bulbs. It i...
    Found on http://www.talktalk.co.uk/reference/ency
    
    
19. magnesium
    In medicine, a mineral used by the body to help maintain muscles, nerves, and bones. It is also used in energy metabolism and protein synthesis.
    Found on http://www.cancer.gov/dictionary?expand=
    
    
20. Magnesium
    `Magnesium` ( ) is a chemical element with the symbol `Mg`, atomic number 12, and common oxidation number +2. It is an alkaline earth metal and the seventh most abundant element in the Earth`s crust, where it constitutes about 2% by mass,<ref name="Abundance"/> and ninth in the known is...
    Found on http://en.wikipedia.org/wiki/Magnesium