hydrargyrum hydrargyrosis • hydrarthrosis · · · Info · Definitions · Synonyms · Characters · · hydrargyrum · · Text Latin · · Script 11 · · Length Definitions · · · (noun) a heavy silvery toxic univalent and bivalent metallic element; the only metal that is liquid at ordinary temperatures. Synonyms: mercury, quicksilver, Hg, atomic number 80. · · Noun Definition 1 Synonyms · · · mercury · · Synonym 1 quicksilver · · Synonym 2 hg · · Synonym 3 atomic number 80 · · Synonym 4 Characters · · a latin small letter a U+0061 d latin small letter d U+0064 g latin small letter g U+0067 h latin small letter h U+0068 m latin small letter m U+006D r latin small letter r U+0072 u latin small letter u U+0075 y latin small letter y U+0079