Look up: barium

1. barium
   (Ba) Type: Term Pronunciation: ba′rē-ŭm, bā′rē-ŭm Definitions: 1. A metallic, alkaline, divalent earth element; atomic no. 56, atomic wt. 137.327. Its insoluble salts are often used in radiology as contrast media.
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2. barium
   [n] - a soft silvery metallic element of the alkali earth group
   Found on http://www.webdictionary.co.uk/definitio
   
   
3. Barium
   Elemental barium does not occur naturally. It is obtained by heating BaO with Al and, once refined, barium is a silvery white, soft metal which oxidises readily in air and water. Barium compounds, particularly BaSO₄ , are used for various applications, including the manufacture of paint, ...
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4. Barium
   CAS Number: 7440-39-3. A silvery-white metal found in nature. Barium enters the environment during the mining, refining, and production of barium compounds, and from the burning of coal and oil. Barium compounds are used by the oil and gas industries to m
   Found on http://www.chemicalglossary.net/definiti
   
   
5. Barium
   (barium enema, barium meal) Barium is a soft, white metal. Barium sulphate is used for X-rays of the digestive system. It is given as a white liquid drink (known as a barium meal) or into the back passage (a barium enema). X-rays cannot go through it, so when the X-ray pictures are taken, the out...
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6. Barium
   Metal extracted from the North Pennine barytes and witherite ores. This was used in pottery glazes, glass, paints, dyestuffs, poisons and explosives.
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7. barium
   A white substance which shows up on X-rays and can be swallowed to outline the stomach (Barium meal) or introduced via the anus to outline the colon (Barium enema).
   Found on http://www.encyclo.co.uk/local/20896
   
   
8. Barium
   Barium: 1. A metallic element belonging to the alkaline earths with an atomic number of 56 and an atomic weight of 137.34. The symbol for barium is Ba. 2. In medicine, refers to a chalky solution of barium used to coat the inside of organs so that they will show up on an x-ray. See also: Barium enema; Barium swallow.
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9. barium
   chemical element:atomic number 56 Category: Chemistry
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10. Barium
    Ba'ri·um noun [ New Latin , from Greek bary`s heavy.] (Chemistry) One of the elements, belonging to the alkaline earth group; a metal having a silver-white color, and melting at a very high temperature. It is difficult to obtain...
    Found on http://www.encyclo.co.uk/webster/B/15
    
    
11. barium
    <chemistry> One of the elements, belonging to the alkaline earth group; a metal having a silver-white colour, and melting at a very high temperature. It is difficult to obtain the pure metal, from the facility with which it becomes oxidized in the air. Symbol, Ba. Its oxide called baryta. [Rar...
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12. barium
    Ba noun a soft silvery metallic element of the alkali earth group; found in barite
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13. barium
    (Ba) (bar´e-әm) a chemical element, atomic number 56, atomic weight 137.34. Ingestion of excessive amounts can be toxic, occasionally resulting in paralysis or fatal hypokalemia. barium sulfate a water-insoluble salt used as an opaque contrast medium for...
    Found on http://www.encyclo.co.uk/local/21001
    
    
14. Barium
    • (n.) One of the elements, belonging to the alkaline earth group; a metal having a silver-white color, and melting at a very high temperature. It is difficult to obtain the pure metal, from the facility with which it becomes oxidized in the air. Atomic weight, 137. Symbol, Ba. Its oxide called baryta.
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15. barium
    (Ba), chemical element, one of the alkaline-earth metals of main Group IIa of the periodic table. The element is used in metallurgy, and its ... [3 related articles]
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16. barium
    barium What is done when people are dead.
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17. barium
    barium (bâr'ēum) [Gr.,=heavy], metallic chemical element; symbol Ba; at. no. 56; at. wt. 137.33; m.p. 725°C; b.p. 1,640°C; sp. gr. 3.5 at 20°C; valence +2. Barium is a soft, silver-white, chemically active, poisonous metal with a face-centered cubic crystalline structure. ...
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18. Barium
    Barium is a silver-white, malleable, toxic, bivalent metallic element of the alkaline-earth group that occurs only in combination - it is strongly reactive to air and has to be stored under mineral oil. It has the symbol Ba. Barium dissolves in water, but does not dissolve in sulphuric acid, rather ...
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19. barium
    Soft, silver-white, metallic element, atomic number 56, relative atomic mass 137.33. It is one of the alkaline-earth metals, found in nature as barium carbonate and barium sulphate. As the sulphate it is used in medicine: taken as a suspension (a `barium meal`), its movement along the gut is followed using X-rays. The bari...
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20. BARIUM
    Metallic element commonly used as a contrast medium in radiology, particularly useful for examining disorders of the gastrointestinal tract. The barium is first swallowed by the patient and X-ray films are then taken. The general structure and movements of the gastrointestinal tract become visible o...
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21. Barium
    `Barium` ( ) is a chemical element with the symbol `Ba` and atomic number 56. It is the fifth element in Group 2, a soft silvery metallic alkaline earth metal. Barium is never found in nature in its pure form due to its reactivity with air. Its oxide is historically known as baryta but it reacts wit...
    Found on http://en.wikipedia.org/wiki/Barium