mercuric oxide
noun Chemistry.
a slightly crystalline, water-soluble, poisonous compound, HgO, occurring as a coarse, orange-red powder (red mercuric oxide) or as a fine, orange-yellow powder (yellow mercuric oxide): used chiefly as a pigment in paints and as an antiseptic in pharmaceuticals.
Words nearby mercuric oxide
mercurial barometer,
mercurialism,
mercurialize,
mercuric,
mercuric chloride,
mercuric oxide,
mercuric sulfide,
mercuric sulphide,
mercurify,
mercurize,
mercuro-
British Dictionary definitions for mercuric oxide
mercuric oxide
noun
a soluble poisonous substance existing in red and yellow powdered forms: used as pigments. Formula: HgO
Systematic name: mercury(II) oxide