氧化汞 yǎnghuàgǒng mercuric oxide Definitions Defs Origin Strokes Stroke Words Sentences Sents 氧化 yǎnghuà noun oxidize; oxidation to combine with oxygen; the chemical process of losing electrons (as in rusting or combustion)汞 gǒng noun mercury mercury (element Hg); a toxic, silver-white liquid metal also called 水银 shuǐyín