What is the meaning of the word solubility

Solubility is the property of a solid, liquid or gas chemical substance to disolve in a solid, liquid or gas solvent.

Amount of a substance (called the solute) that dissolves in a unit volume of a liquid substance (called the solvent) to form a saturated solution under specified conditions of temperature and pressure. Solubility is expressed usually as moles of solute per 100 grams of solvent.