Last Updated：2025/11/29
(chemistry, obsolete) Mercuric oxide (HgO), a heavy red crystalline powder obtained by heating mercuric nitrate, or by heating mercury in the air.
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red precipitate
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Source Word
red precipitate
Noun
obsolete
uncountable
Japanese Meaning
赤色の沈殿物、特に水銀酸化物（HgO）、すなわち水銀(II)の酸化物を指す。
