pocket universe

pocket universe

English

Noun

pocket universe (plural pocket universes)

1. A hypothetical realm in inflationary theory, only one of which would contain our observable universe.

   Synonym: bubble universe

2. (gaming) A small, self-contained fictional universe that borrows concepts from established universes.
   • 2013, Frank Garcia, ‎Mark Phillips, Science Fiction Television Series, 1990-2004 (page 118)

     I set it in a 'pocket universe' based on role-playing games.

   • 2014, Evan Torner, ‎William J. White, Immersive Gameplay (page 79)

     […] the simulationist sought a game system that created "a little pocket universe without fudging."