We can see that points A, B, C and D are all still coplanar points. Point E is not coplanar with the original four points. But if I pick any group of three of the points, even a group containing point E, those three points will be coplanar. The reason is the statement given above - any three points in 3-dimensional space determine a plane.
Definition of solubility. 1  1 : the quality or state of being soluble. 2  2 : the amount of a substance that will dissolve in a given amount of another substance.
â¢ SOLUBILITY (noun). The noun SOLUBILITY has 3 senses: 1. the quality of being soluble and easily dissolved in liquid. 2. the quantity of a particular substance that can dissolve in a particular solvent (yielding a saturated solution).3. the property (of a problem or difficulty) that makes it possible to solve. Familiarity information: SOLUBILITY used as a noun is uncommon. SOLUBILITY (noun). The noun SOLUBILITY has 3 senses: 1. the quality of being soluble and easily dissolved in liquid. 2. the quantity of a particular substance that can dissolve in a particular solvent (yielding a saturated solution).