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closed universe
 
Noun closed universe has 1 sense
  1. closed universe - (cosmology) a universe in which there is sufficient matter to halt the expansion that began with the big bang and to cause the universe to collapse again; the visible matter is only 10 percent of the matter required for closure but there may be large amounts of dark matter
    --1 is a kind of     universe, existence, creation, world, cosmos, macrocosm
closed loop systems closed off closed prenominal closed primary closed rule closed session closed shop closed switch closed universe closedown closefisted closelipped closely-held closely-related closely-watched closely closely held corporation

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