The Collaborative International Dictionary
mercury perchloride
mercury bichloride \mercury bichloride\ n.
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''.
--Stedman's 25th