Meaning of solubility product

solubil'ity prod"uct

Pronunciation: [key]
— Physical Chem. Physical Chem.
  1. the maximum number of undissociated ions, of an electrolyte in a saturated solution, capable at a given temperature of remaining in equilibrium with the undissolved phase of the solution.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.