metaverse

noun2

1. •
   (Internet) A hypothetical future (counterpart or continuation of the) Internet, created by the convergence of virtually enhanced physical reality and physically persistent virtual space.

   • Hiro walks straight through the display, and it vanishes. Amusement park in the Metaverse can be fantastic, offering a wide selection of interactive three-dimensional movies. — 2011
2. •
   A set or the composite of all universes.