Potassium
WordNet
noun
(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
WiktionaryText
Noun
- 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.
See also
- carnallite
- langbeinite
- polyhalite
- potash
- saltpeter, saltpetre
- sylvite
----