noun Pharmacology.
- a cream-colored, crystalline, water-soluble powder, C9H9HgNaO2S, used chiefly as an antiseptic.
noun
- a creamy white crystalline compound of mercury, used in solution as an antiseptic. Formula: C 9 H 9 HgNaO 2 S
n.
- A mercury-based crystalline powder with antibacterial and antifungal properties, used as a local antiseptic and preservative in vaccines and other drugs.