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from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A very large void, especially one devoid of superclusters


super- +‎ void (Wiktionary)



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  • supervoid, n.

    The Guardian, 20 April 2015:

    Astronomers have discovered what they say is the largest known structure in the universe: an incredibly big hole.

    The “supervoid”, as it is known, is a spherical blob 1.8 billion light years across that is distinguished by its unusual emptiness.

    April 21, 2015