1. 100 grams
   - hectogram

1. A heavy silvery toxic univalent and bivalent metallic element; the only metal that is liquid at ordinary temperatures
   - mercury, quicksilver, hydrargyrum, atomic number 80

Derived forms: hgs

Type of: metal, metallic element, metric weight unit, weight unit

Part of: calomel, cinnabar, kg, kilo, kilogram, kilogramme [Brit, Cdn], mercurous chloride

Encyclopedia: Hg

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