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Commonly, the word salt refers to table salt (sodium chloride).

In chemistry, a salt is a neutral compound composed of cations bound to anions. They are typically the product of a chemical reaction between;

In general, salts are ionic compounds which form crystals. They are often soluble in water, where the two ions separate. Salts typically have a high melting point, low hardness, and low compressibility. If molten or dissolved in water, they conduct electricity.

Salts are named according to their constituent ions. The cationic components, often metal ions or ammonium, are given first, followed by the anionic components. Anions are often named according to the their conjugate acid:

See also:

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Salt is also a municipality of over 20,000 people in Gironès comarca, Girona province, Catalonia, Spain.
Salt is also a term associated with cryptography