otherworld

/ˈʌðərˌwɜrld/
noun
  1. A world or realm that is separate from the ordinary physical world, such as an afterlife, a spiritual realm, or a fantasy dimension.
    • She felt as if she had stepped into an otherworld when she entered the ancient forest.
    • The novel describes a hero who travels to an otherworld full of magic.
    • Many ancient cultures believed in an otherworld where spirits dwell.
Synonyms
What does "otherworld" mean? | whatsthatwordmean | whatsthatwordmean