mercury bichloride

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Related to mercury bichloride: corrosive sublimate, mercuric chloride poisoning
n.1.the compound (HgCl2) consisting of two atoms of chlorine united with one atom of mercury. Also called bichloride of mercury, mercuric chloride, corrosive sublimate, and mercury perchloride. It is used as "a topical antiseptic and disinfectant for inanimate objects".
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.