sodium

one of the alkali metal elements with a valence of 1, an atomic number of about 23. Numerous sodium compounds are used as additives to drilling fluids.

sodium

[n] - a silvery soft waxy metallic element of the alkali metal group
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Sodium

A mineral that is important in the body to help maintain water balance, aid the conduction of nerve impulses and muscle contraction, and help to maintain a normal heart rhythm. The level of sodium in the body is controlled by the kidneys.
Found on http://www.encyclo.co.uk/local/20560

Sodium

Sodium is a soft, silvery coloured metal which, like other members of the alkali group of metals, is extremely reactive. As for the other members of the group, it can be prepared by electrolysis of the fused halide or hydroxide. Along with potassium, it is one of the more common alkali metals, there being 28300 ppm in the earth`s crust, primarily a...
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Sodium

a mineral that plays a role in the body's water balance, heart rhythm, nerve impulses, and muscle contraction; present in table salt (sodium chloride)
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Sodium

A metallic element used in medicine.
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Sodium

Sodium: The major positive ion (cation) in fluid outside of cells. The chemical notation for sodium is Na<SUP>+</SUP>. When combined with chloride, the resulting substance is table salt. Excess sodium (such as from fast food hamburger and fries) is excreted in the urine. Too much or too little sodium can cause cells to malfunction, and ...
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Sodium

So'di·um noun [ New Latin , from English soda .] (Chemistry) A common metallic element of the alkali group, in nature always occuring combined, as in common salt, in albite, etc. It is isolated as a soft, waxy, white, unstable metal, so readily oxidized that it combines violently with water...
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sodium

<chemistry>, element> Sodium is a soft, silvery, highly reactive alkali metal which has an atomic number of 11 and an atomic weight of 22.990. It is most commonly found in the form of salt, sodium chloride (NaCl). ... It was first identified as an element by the English scientist Sir Humphrey Davy in 1807. Sodium chloride is a critical nut...
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sodium

Na noun a silvery soft waxy metallic element of the alkali metal group; occurs abundantly in natural compounds (especially in salt water); burns with a yellow flame and reacts violently in water; occurs in sea water and in the mineral halite (rock salt)
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sodium

(Na) (so´de-әm) a chemical element, atomic number 11, atomic weight 22.990. Sodium is the major cation of the extracellular fluid, constituting 90 to 95 per cent of all cations in the blood plasma and interstitial fluid; it thus determines the osmolality of the extracellular fluid. The serum sodiu...
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Sodium

• (n.) A common metallic element of the alkali group, in nature always occuring combined, as in common salt, in albite, etc. It is isolated as a soft, waxy, white, unstable metal, so readily oxidized that it combines violently with water, and to be preserved must be kept under petroleum or some similar liquid. Sodium is used combined in many s...
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sodium

chemical element of Group IA of the periodic table (the alkali metal group). A brief treatment of sodium follows. For full treatment, alkali metal: ... [38 related articles]
Found on http://www.britannica.com/eb/a-z/s/119

Sodium

[PlayStation Home] Sodium is a massively multiplayer online game based in and exclusive to the PlayStation 3`s online community-based social gaming network PlayStation Home. Sodium is a four-part series of games, two of which have been released. It was developed by Outso, a developing company that develops spaces and content for Home, and i...
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Sodium

A mineral essential to life found in nearly all plant and animal tissue. Table salt (sodium chloride) is nearly half sodium.
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Sodium

A mineral that can contribute to a high blood pressure in some people. It is found in baking soda, some antacids, and the food preservative MSG (monosodium glutamate) among other items. (Read about 'Sodium')
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SODIUM

a component of table salt (sodium chloride); an electrolyte that is the main salt in blood
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sodium

sodium, a metallic chemical element; symbol Na [Lat. natrium]; at. no. 11; at. wt. 22.98977; m.p. 97.81°C; b.p. 892.9°C; sp. gr. 0.971 at 20°C; valence +1. Sodium is a soft, silver-white metal. Extremely reactive chemically, it is one of the alkali metals in Group 1 of the periodic table...
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Sodium

A mineral in the body, which is often called ''salt'. The kidneys help to control the amount of sodium in the body. Sodium helps to control the amount of water in the body.
Found on http://www.kidney.org.au/KidneyDisease/KidneyGlossary/tabid/679/Default.xht

Sodium

Sodium is a metal element with the symbol Na.
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sodium

(Na) Type: Term Pronunciation: sō′dē-ŭm Definitions: 1. A metallic element, atomic no. 11, atomic wt. 22.989768; an alkali metal oxidizing readily in air or water; its salts are found in natural biologic systems and are extensively used in medicine and industry. The sodium ion is the most plentiful extracellular ion in t...
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sodium

Soft, waxlike, silver-white, metallic element, atomic number 11, relative atomic mass 22.989. Its chemical symbol comes from the German Natrium, which Arab alchemists derived from Latin nitrium and ancient Egyptian neter. It is one of the a...
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Sodium

The major positive ion (cation) in fluid outside of cells. The chemical notation for sodium is Na+. When combined with chloride, the resulting substance is table salt.
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sodium

A mineral needed by the body to keep body fluids in balance. Sodium is found in table salt and in many processed foods. Too much sodium can cause the body to retain water.
Found on http://www.cancer.gov/dictionary?expand=S

Sodium

Sodium is a chemical element with the symbol Na (from natrium) and atomic number 11. It is a soft, silver-white, highly reactive metal and is a member of the alkali metals; its only stable isotope is 23Na. The free metal does not occur in nature, but instead must be prepared from its compounds; it was first isolated by Humphry Davy in 1807 by the ...
Found on http://en.wikipedia.org/wiki/Sodium
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