noun (n)

• the number that is represented as a one followed by 12 zeros(noun.quantity)

  Synonym:
  1000000000000, trillion
  

  source: wordnet30
• the number that is represented as a one followed by 12 zeros; in the United Kingdom the usage followed in the United States is frequently seen(noun.quantity)

  Synonym:
  1000000000000, billion
  

  source: wordnet30