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Noun: closed universe
  1. (cosmology) universe which is spatially closed with positive curvature, as when there is a larger matter density than that required for large scale spatial flatness. A closed universe containing only conventional matter will recollapse according to general relativity, however in the presence of dark energy (cosmological constant) a closed universe can expand for ever

Derived forms: closed universes

Type of: cosmos, creation, existence, macrocosm, universe, world

Encyclopedia: Closed universe