universe
     n 1: everything that exists anywhere; "they study the evolution
          of the universe"; "the biggest tree in existence" [syn:
          {existence}, {creation}, {world}, {cosmos}, {macrocosm}]
     2: (statistics) the entire aggregation of items from which
        samples can be drawn; "it is an estimate of the mean of
        the population" [syn: {population}]
     3: everything stated or assumed in a given discussion [syn: {universe
        of discourse}]
Source: WordNet® 2.0