Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun atomic_number_19

1 sense of atomic number 19

Sense 1
potassium, K, atomic number 19 -- (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)
       => metallic element, metal -- (any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.)

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