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Words related to universe

u·ni·verse
U u

  • parallel universe

    Physics. any of a hypothetical collection of undetectable universes that are like our known universe but have branched off from our universe due to a quantum-level event. See also multiverse.

  • curvature of space

    (in relativity) a property of space near massive bodies in which their gravitational field causes light to travel along curved paths.

  • oscillating universe

    a variant model of the closed universe in which the universe undergoes cycles of expansion and contraction.

  • open universe

    a model of the universe in which the universe expands forever because there is not enough mass to counteract the expansion by means of gravitational attraction.

  • closed universe

    (in cosmology) a hypothetical expanding universe that contains sufficient matter to reverse the observed expansion through its gravitational contraction.

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