invisible world

Translations
невидимый мир
незримый мир
потусторонний мир
духовный мир
Definitions
A realm or reality that cannot be seen, especially one associated with spirits, supernatural beings, or the afterlife.
An unseen realm or aspect of existence, including things that are hidden, imperceptible, or beyond ordinary human perception.
Words
invisible

adjective
невидимый
world

noun
мир