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Noun: mercury  mur-kyu-ree
  1. A heavy silvery toxic univalent and bivalent metallic element; the only metal that is liquid at ordinary temperatures
    - quicksilver, hydrargyrum, Hg, atomic number 80
     
  2. Temperature measured by a mercury thermometer
    "the mercury was falling rapidly"
Noun: Mercury
  1. (Roman mythology) messenger of Jupiter and god of commerce; counterpart of Greek Hermes
     
  2. The smallest planet and the nearest to the sun

Derived forms: mercuries

Type of: inferior planet, metal, metallic element, Roman deity, temperature, terrestrial planet

Part of: calomel, cinnabar, mercurous chloride, solar system

Encyclopedia: Mercury, TX