- a salt that contains one or more complex ionsCompare double 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
- A salt that contains two different types of metal atoms, one of which does not ionize when in solution. Mercury iodide (HgI2) is a complex salt. Compare double salt simple salt.
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