Meaning of ATOMIC NUMBER 19
 WordNet Dictionary |
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| | Definition: | | [n] a light soft silver-white metallic element of the alkali metal group; oxidizes rapidly in air and reacts violently with water; is abundant in nature in combined forms occurring in sea water and in carnallite and kainite and sylvite |
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| | Synonyms: | | K, potassium |
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| | See Also: | | brine, carnallite, kainite, langbeinite, metal, metallic element, saltwater, seawater, sylvine, sylvite | |
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