1. 汞：hydrargyrism 汞中毒 | hydrargyrum 汞 | hydrarthrosis 关节积水

2. 水银 汞：hydrargyrophobia 水银恐怖 | hydrargyrum 水银 汞 | hydrarthrosis 关节积水

3. 汞元素：铌元素 Niobium | 汞元素 Hydrargyrum | 锡元素 Stannum

4. 汞; 水银 (名)：hydrargyrism 汞中毒; 水银中毒 (名) | hydrargyrum 汞; 水银 (名) | hydrarthrosis 关节积水 (名)

noun

1. a heavy silvery toxic univalent and bivalent metallic element
    the only metal that is liquid at ordinary temperatures

    Synonym: mercuryquicksilverHgatomic number 80