mercuric oxide

American  

noun

Chemistry.

1. 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.

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mercuric oxide British  

noun

1. Systematic name: mercury(II) oxide.  a soluble poisonous substance existing in red and yellow powdered forms: used as pigments. Formula: HgO

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Example Sentences

One of my biggest coups was “getting ahold” of some very toxic mercuric oxide from the school lab.

From Scientific American

CYANAMIDE, NC�NH2, the amide of normal cyanic acid, obtained by the action of ammonia on cyanogen chloride, bromide or iodide, or by the desulphurization of thio-urea with mercuric oxide; it is generally prepared by the latter process.

From Project Gutenberg

One of my biggest coups was “getting hold” of some very toxic mercuric oxide from the school lab.

From Scientific American

I kept “borrowing” more mercuric oxide, and cooking up a supply of the tiny globules until I had a quarter-size blob.

From Scientific American

Thus, when he found that a candle burned more brightly, and mice thrived, in the atmosphere created with his container of heated mercuric oxide, he thought this atmosphere was "dephlogisticated air."

From Time Magazine Archive