potassium

Meaning

  1. (uncountable, usually) 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, usually) A single atom of this element.

Synonyms

atomic number 19

kal

kalium

Frequency

C2
Pronounced as (IPA)
/pəˈtæsiəm/
Etymology

Coined by British chemist Humphry Davy in 1807, from potassa (a Latinized form of potash) + -ium.

Notes

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