conworld

From constructed world.

conworld (plural conworlds)

1. An imaginary world, especially one with highly-detailed cultures, languages, and geography.
   • 2007, Ron Hale-Evans & Marty Hale-Evans, Mindhacker: 60 Tips, Tricks, and Games to Take Your Mind to the Next Level, Wiley Publishing (2011), →ISBN, unnumbered page:

     However, you will have created a pile of crossword puzzles you'll be proud to submit to Will Shortz, or a conworld that's so rich and real the inhabitants have actually attained sapience and now worship you as their god.

   • 2009, Arika Okrent, In the Land of Invented Languages: Esperanto Rock Stars, Klingon Poets, Loglan Lovers, and the Mad Dreamers Who Tried to Build A Perfect Language, Spiegel & Grau (2009), →ISBN, page 287:

     The most respected languages in the conlang community often have years of work behind them, and may even be attached to whole "conworlds" or "concultures" that help give them coherence and a model "literature."

   • 2012, Mark Rosenfelder, Advanced Language Construction, →ISBN, page 78:

     […] in my conworld Almea the great navigators of southern Eraláe were the Jei, and undoubtedly Jei-based pidgins sprung up.

• paracosm
• paracosmos (rare)