Definitions of potassium

  1. 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 Scrapingweb Dictionary DB
  2. An Alkali element, occurring abundantly but always combined, as in the chloride, sulphate, carbonate, or silicate, in the minerals sylvite, kainite, orthoclase, muscovite, etc. Atomic weight 39.0. Symbol K (Kalium). Newage Dictionary DB
  3. An element that is in the alkali group of metals. It has an atomic symbol K, atomic number 19, and atomic weight 39.10. It is the chief cation in the intracellular fluid of muscle and other cells. Potassium ion is a strong electrolyte and it plays a significant role in the regulation of fluid volume and maintenance of the water-electrolyte balance. Medical Dictionary DB
  4. A soft, very light, bluish-white metal, occurring only in compounds; potassium carbonate, a white alkaline salt obtained from ashes of vegetable matter; potash. The Winston Simplified Dictionary. By William Dodge Lewis, Edgar Arthur Singer. Published 1919.
  5. Kalium, an alkaline metallic element, symbol K (kalium), atomic weight 39.1, occurring abundantly in nature but always in combination. It is a soft silvery white or gray, lustrous substance. Its salts are largely used in medicine. For the salts of potassium see under potassii. A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
  6. Metallic element resembling color of aluminum. Warner's pocket medical dictionary of today. By William R. Warner. Published 1898.
  7. The metallic base of potash. The american dictionary of the english language. By Daniel Lyons. Published 1899.
  8. The metallic basis of potash. Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
  9. p[=o]-tas'i-um, n. the metallic base of the alkali potash--it is of a bluish colour, and presents a strong metallic lustre. [Potassa.] gutenberg.org/ebooks/37683
  10. Same etymon as potash. The metallic base of potassa. Medical Lexicon. A Dictionary of Medical Science
  11. One of the elements, the basis of potash, a lustrous white metal with slight tinge of pink. Hence potassic a. Concise Oxford Dictionary
  12. A metallic element whose salts are used in medicine. American pocket medical dictionary.
  13. A metallic element; a silvery white solid, at ordinary temperatures waxy and ductile. It decomposes water at ordinary temperature with the evolution of hydrogen. Atomic weight, 39.2. Specific gravity, 0.875. Symbol, K (from kalium). Appleton's medical dictionary.
  14. A soft, silvery-white metal, obtained from potash. Glossary of terms and phrases - Percy
  15. n. A bluish-white, lustrous metal, having a strong affinity for oxygen, with which it forms potassa,--it is lighter than water. Cabinet Dictionary

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