Dissolvent

Part of speech: noun (n.)

1. That which has the power of dissolving or melting other substances, esp. by mixture with them; a menstruum; a solvent. Melted in the crucible dissolvents. A. Smith. The secret treaty of December acted as an immediate dissolvent to the truce. Mothley.

2. A remedy supposed capable of dissolving concretions in the body, such as calculi, tubercles, etc.

Part of speech: adjective (a.)

Having power to dissolve power to dissolve a solid body; as, the dissolvent juices of the stomach. Ray.