An electrolyte which gives ions of which at least one is of colloidal size. This term therefore includes hydrophobic sols, ionic associationcolloids, and polyelectrolytes.
Source: PAC, 1972, 31, 577. (Manual of Symbols and Terminology for Physicochemical Quantities and Units, Appendix II: Definitions, Terminology and Symbols in Colloid and Surface Chemistry) on page 607 [Terms] [Paper]