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1. The quantity of a particular substance that can dissolve in a particular solvent (yielding a saturated solution)
    
2. The property (of a problem or difficulty) that makes it possible to solve
   - solvability
    
3. The quality of being soluble and easily dissolved in liquid

Derived forms: solubilities

See also: soluble

Type of: definite quantity, property, quality

Antonym: insolubility

Encyclopedia: Solubility