Salt
Part of speech: noun
Definition: A common substance, chemically consisting mainly of sodium chloride (NaCl), used extensively as a condiment and preservative. One of the compounds formed from the reaction of an acid with a base, where a positive ion replaces a hydrogen of the acid. A kind of marsh at the shore of a sea (short for salt marsh, apparently not in a wide-spread use). A sailor (also old salt). Additional bytes inserted into a plaintext message before encryption, in order to increase randomness and render brute-force decryption more difficult. A person that engages in the political act of seeking employment at a company in order to help unionize it.
Part of speech: adjective
Definition: Salty. Saline.
Part of speech: verb
Definition: To add salt to. To blast gold into (as a portion of a mine) in order to cause to appear to be a productive seam. To add filler bytes before encrypting, in order to make brute-force decryption more resource-intensive. To include colorful language in. To insert or inject something into an object to give it properties it would not naturally have. To add bogus evidence to an archeological site.
Example sentence: Salt has a greater impact on flavor than any other ingredient. Learn to use it well, and food will taste good.
Alum
Part of speech: noun
Definition: the double sulphate of potassium and aluminium with chemical formula K2SO4.Al2(SO4)3.24H2O.Any similar double sulphate in which either or both of the potassium and aluminium is wholly or partly replaced by other univalent or tervalent cations.A graduate of a university or other institution.