Look up: strontium

1. 
   Strontium
   Strontium is a metal element with the symbol Sr of the alkaline-earth group. It is found mainly in celestine and strontianite. It is a hard yellowish metal which acts on water releasing the hydrogen.
   Found on http://www.encyclo.co.uk/nol.php
   
   
2. 
   strontium
   [n] - a soft silver-white or yellowish metallic element of the alkali metal group
   Found on http://www.webdictionary.co.uk/definitio
   
   
3. 
   Strontium
   Strontium is a soft white metal which can be obtained by the high temperature reduction of SrO by Al, or by the electrolysis of the fused halide (a technique which can be used for the alkali group of metals). It has an abundance in the earth`s crust of 370 ppm and is found naturally in celestine (strontium sulphate) and strontianite (strontium carb...
   Found on http://www.diracdelta.co.uk/science/sour
   
   
4. 
   Strontium
   (Metastron, Sr89) A radioactive isotope used to treat bone cancer. A small dose is injected into the body. It finds it way into the bones where it delivers a high local dose of radiotherapy.
   Found on http://www.cancerhelp.org.uk/glossary.as
   
   
5. 
   Strontium
   Strontium: An earth element and metal with atomic no. 38, atomic wt. 87.62 that is used in a radioactive form for imaging tests and as a treatment for cancer. First detected in lead mines near Strontian, Scotland, strontium is present in water and food and, in trace amounts, the human skeleton.
   Found on http://www.medterms.com/script/main/art.
   
   
6. 
   strontium
   chemical element:atomic number 38 Category: Chemistry
   Found on http://www.mijnwoordenboek.nl/definition
   
   
7. 
   Strontium
   Stron'ti·um noun [ New Latin See Strontia .] (Chemistry) A metallic element of the calcium group, always naturally occurring combined, as in the minerals strontianite, celestite, etc. It is isolated as a yellowish metal, somewhat malleable but harder than calcium. It is chiefly employed (as in the nitrate) to color pyrotechnic flames red. Symbol Sr. Atomic weight 87.3.
   Found on http://www.encyclo.co.uk/webster/S/213
   
   
8. 
   strontium
   <chemistry> A metallic element of the calcium group, always naturally occurring combined, as in the minerals strontianite, celestite, etc. It is isolated as a yellowish metal, somewhat malleable but harder than calcium. It is chiefly employed (as in the nitrate) to colour pyrotechnic flames red. Symbol Sr. Atomic weight 87.3. ... Origin: NL. S ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
9. 
   strontium
   Sr noun a soft silver-white or yellowish metallic element of the alkali metal group; turns yellow in air; occurs in celestite and strontianite
   Found on http://wordnet.princeton.edu/perl/webwn?
   
   
10. 
    Strontium
    `Strontium` is a chemical element with the symbol `Sr` and the atomic number 38. An alkaline earth metal, strontium is a soft silver-white or yellowish metallic element that is highly reactive chemically. The metal turns yellow when exposed to air. It occurs naturally in the minerals celestine and strontianite. The 90Sr isotope is present in radioactive fallout and has a half-life of 28.90 years.
    Found on http://en.wikipedia.org/wiki/Strontium
    
    
11. 
    strontium
    (Sr) (stron´she-әm) a chemical element, atomic number 38, atomic weight 87.62. strontium 89 a radioactive isotope of strontium having a half-life of 50.55 days and decaying by beta emission. It is used in the form of the chloride as a radiation source...
    Found on http://www.mercksource.com/pp/us/cns/cns
    
    
12. 
    Strontium
    • (n.) A radioactive isotope of strontium produced by certain nuclear reactions, and constituting one of the prominent harmful components of radioactive fallout from nuclear explosions; also called radiostrontium. It has a half-life of 28 years. • (n.) A metallic element of the calcium group, always naturally occurring combined, as in the...
    Found on http://thinkexist.com/dictionary/meaning
    
    
13. 
    strontium
    chemical element, one of the alkaline-earth metals of main Group IIa of the periodic table. It is used as an ingredient in red signal flares and is ... [7 related articles]
    Found on http://www.britannica.com/eb/a-z/s/173
    
    
14. 
    strontium
    A metallic element, atomic no. 38, atomic wt. 87.62; one of the alkaline earth series and similar to calcium in chemical and biological properties. Various salts of strontium are used therapeutically for their anions; e.g., strontium bromide, iodide, lactate. [Strontian, a town in Scotland]
    Found on
    
    
15. 
    strontium
    (Sr) Strontium sample. Credit: Wikipedia Flame test. Strontium flames are crimson; barium are red A soft, silvery white metallic element named after the town of Strontian in Scotland, where strontium ore was first found. Its principal ores are strontianite (st...
    Found on http://www.daviddarling.info/encyclopedi
    
    
16. 
    strontium
    strontium (stron'shēum) [from Strontian, a Scottish town], a metallic chemical element; symbol Sr; at. no. 38; at. wt. 87.62; m.p. 769°C; b.p. 1,384°C; sp. gr. 2.6 at 20°C; valence +2. Strontium is a soft, silver-yellow metal with three allotropic crystalline forms (see allotro...
    Found on http://www.infoplease.com/ce6/sci/A08469