K and Potassium

K noun - 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.

Potassium and k are semantically related. In some cases you can use "Potassium" instead a noun "K".

Potassium noun - 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.

K and potassium are semantically related. You can use "K" instead a noun "Potassium".