noun (n)

• everything that exists anywhere(noun.object)

  Example:
  They study the evolution of the universe.
  

  Synonym:
  cosmos, creation, existence, macrocosm, world
  

  source: wordnet30
• (statistics) the entire aggregation of items from which samples can be drawn(noun.cognition)

  Synonym:
  population
  

  source: wordnet30
• everything stated or assumed in a given discussion(noun.cognition)

  Synonym:
  universe of discourse
  

  source: wordnet30
• All created things viewed as constituting one system or whole; the whole body of things, or of phenomena; the &?; &?; of the Greeks, the mundus of the Latins; the world; creation.(noun)

  source: webster1913