a salt that crystallizes as a single substance but ionizes as two distinct salts when dissolved, as carnallite, KMgCl3⋅6H2O.
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How to use double salt in a sentence
The soluble compound which is formed is generally considered to be a double salt of theobromin sodium and sodium salicylate.
The solution usually turned to a pasty mass, due to the formation of a tin double salt.
Small double salt and pepper earthen vessel, box-shaped, and decorated.Illustrated Catalogue of the Collections Obtained | James Stevenson
The double salt is non-toxic, though sometimes in exceedingly weak patients it produces vertigo.The Medicinal Plants of the Philippines | T. H. Pardo de Tavera
With sulphate of potassa it forms a double salt (manganese alum).Cooley's Practical Receipts, Volume II | Arnold Cooley
British Dictionary definitions for double salt
a solid solution of two simple salts formed by crystallizing a solution of the two salts: Compare complex salt
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for double salt
A salt that crystallizes from an aqueous solution of a mixture of two different ions. The mineral dolomite (CaMg(CO3)2), for example, is a double salt that crystallizes from a solution containing both calcium and magnesium ions. Double salts exist only as solids. Compare complex salt simple salt.
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