Meaning of STRONTIUM
| Pronunciation: | | 'strânsheeum
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 WordNet Dictionary |
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| | Definition: | | [n] 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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| | Synonyms: | | atomic number 38, Sr |
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| | See Also: | | celestite, metal, metallic element, strontianite, strontium 90 | |
| Webster's 1913 Dictionary |
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| | Definition: | | \Stron"ti*um\, n. [NL. See {Strontia}.] (Chem.)
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.
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| Medical Dictionary |
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| | Definition: | | A metal often used in a radioactive form for imaging tests or as a treatment for cancer. |
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