Solvent

Part of speech: noun (n.)

1. A substance (usually liquid) suitable for, or employed in, solution, or in dissolving something; as, water is the appropriate solvent of most salts, alcohol of resins, ether of fats, and mercury or acids of metal, etc.

2. That which resolves; as, a solvent of mystery.

Part of speech: adjective (a.)

1. Having the power of dissolving; dissolving; as, a solvent fluid. "the solvent body." Boyle.

2. Able or sufficient to pay all just debts; as, a solvent merchant; the estate is solvent.