noun (n)

• the first known nerve agent, synthesized by German chemists in 1936; a highly toxic combustible liquid that is soluble in organic solvents and is used as a nerve gas in chemical warfare(noun.substance)

  Synonym:
  tabun
  

  source: wordnet30
• a rare silvery (usually trivalent) metallic element; brittle at low temperatures but liquid above room temperature; occurs in trace amounts in bauxite and zinc ores(noun.substance)

  Synonym:
  atomic number 31, gallium
  

  source: wordnet30
• a state in southeastern United States; one of the Confederate states during the American Civil War(noun.location)

  Synonym:
  empire state of the south, georgia, peach state
  

  source: wordnet30