Strontium

Strontium (m {respell|STRON|tee-əm}) is a chemical element with symbol Sr and 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 it is exposed to air. Strontium has physical and chemical properties similar to those of its two nei...
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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/utilities/glossary/index.htm?search=s

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.encyclo.co.uk/local/21001

strontium

[n] - a soft silver-white or yellowish metallic element of the alkali metal group
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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...
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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. ...
Found on http://www.encyclo.co.uk/local/20973

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
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strontium

(Sr) Type: Term Pronunciation: stron′shē-ŭm Definitions: 1. A metallic element, atomic no. 38, atomic wt. 87.62; one of the alkaline earth series and similar to calcium in chemical and biologic properties. Various salts of strontium are used therapeutically for their anions; strontium bromide, iodide, lactate. &...
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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...
Found on http://www.encyclo.co.uk/webster/S/213

strontium

A metal often used in a radioactive form for imaging tests and in the treatment of cancer.
Found on http://www.cancer.gov/dictionary?expand=S

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

strontium

Soft, ductile, pale-yellow, metallic element, atomic number 38, relative atomic mass 87.62. It is one of the alkaline-earth metals, widely distributed in small quantities only as a sulphate or carbonate. Strontium salts burn with a red flame and are used in fireworks and signal flares. The radioactive isotopes Sr-89 and Sr-90 (half&...
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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...
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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.probertencyclopaedia.com/browse/GS.HTM

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/source/s/t/strontium/source.html

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.asp?articlekey=26606
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