English

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Chemical element
K
Previous: argon (Ar)
Next: calcium (Ca)

Etymology

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Coined by British chemist Humphry Davy in 1807, from potassa +‎ -ium, from Dutch potasch (potash).

Pronunciation

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  • enPR: pətăs′ēəm, IPA(key): /pəˈtæsiəm/
  • Audio (US):(file)

Noun

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potassium (usually uncountable, plural potassiums)

  1. A soft, waxy, silvery reactive metal that is never found unbound in nature; an element (symbol K) with an atomic number of 19 and atomic weight of 39.0983. The symbol is derived from the Latin kalium.
  2. (countable) A single atom of this element.
 
Potassium sample

Synonyms

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Derived terms

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Translations

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See also

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References

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  • Potassa and Potassium in the Webster's New Collegiate Dictionary, Merriam-Webster, 1974 edition.
  • Potassium on the British Royal Society of Chemistry's Online periodic table

Anagrams

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French

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French Wikipedia has an article on:
Wikipedia fr

Pronunciation

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Noun

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potassium m (uncountable)

  1. potassium

Descendants

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  • Lingala: potasu

Further reading

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Interlingua

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Noun

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potassium (uncountable)

  1. potassium