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Void may refer to:

Science and engineering[edit]

  • Void (astronomy), the spaces between galaxy filaments that contain no galaxies
  • Void (composites), a pore that remains unoccupied in a composite material
  • Void, synonym for vacuum, a space containing no matter
  • Void, a bubble within a mechanical part that causes cavitation when it collapses
  • Void, an unwanted air pocket formed during injection molding
  • Void coefficient, the change in the reactivity of a nuclear reactor when voids form in moderator or coolant fluids
  • Void ratio, the volume of void-space to solid space in a material
  • Void safety, in object-oriented programming, a guarantee that no object references will have null values
  • Void type, in programming languages, a keyword indicating the absence of data
  • VoID or Vocabulary of Interlinked Datasets, an RDF vocabulary to enable the discovery and use of linked data sets


  • Void (comics), a comic-book character in the Wildstorm Universe
  • Void (fanzine), a major science-fiction fanzine started in the 1950s
  • Void (film), a 2013 Lebanese film
  • A Void (novel), a 1969 French novel written without using the letter e by Georges Perec
  • Void Indigo, a comic book series written by Steve Gerber and drawn by Val Mayerik
  • Void Trilogy, a science-fiction series by Peter F. Hamilton
  • Void, a malevolent alter ego of superhero Sentry (Robert Reynolds)
  • Void, the main antagonist in the 2000 video game Sonic Shuffle
  • Voids, the villains in the Zbots action-figures franchise


Other uses[edit]

  • Void (cards), to have no cards of a particular suit in one's hand during a card game
  • Void (law), an action, document or transaction that has no legal effect
  • Void[ness], or Śūnyatā, a Buddhist philosophical concept
  • Void, English for , one of the five elements in Japanese Buddhism
  • to void, a synonym of "to urinate"

See also[edit]