Alternate reality
- AR (disambiguation)
- Alternate Realities (Cherryh)
- Alternate Reality (series)
- Alternate facts
- Alternate history
- Alternate reality game
- Alternate universe (fan fiction)
- Augmented reality
- Megaverse (disambiguation)
- Metaverse
- Multiverse
- Multiverse (disambiguation)
- Omniverse (disambiguation)
- Parallel universe (disambiguation)
- Separate reality (disambiguation)
- Virtual reality