Sol″u‐ble (?), a. [L. solubilis, fr. solvere, solutum, to loosen, to dissolve: cf. F. soluble. See Solve, and cf. Solvable.] 1. Susceptible of being dissolved in a fluid; capable of solution; as, some substances are soluble in alcohol which are not soluble in water.
Sugar is... soluble in water and fusible in fire. Arbuthnot.
2. Susceptible of being solved; as, a soluble algebraic problem; susceptible of being disentangled, unraveled, or explained; as, the mystery is perhaps soluble. “More soluble is this knot.” Tennyson.
3. Relaxed; open or readily opened. “The bowels must be kept soluble.” Dunglison.
Soluble glass. (Chem.) See under Glass.