Unreality (noun)

1. The state of being false or not real.
2. The condition of lacking a basis in reality.

Origin:

From the latin word 'inrealitas' meaning 'lack of reality or being false'.

Examples:

1. She was living in a world of unreality, ignoring the problems around her.
2. The whole experience felt like a dream and lacked the unreality of reality.
3. The movie was full of special effects and depicted a world of unreality.
4. The people were disillusioned with the unreality of the promises made by the politicians.
5. The virtual world was a perfect example of unreality where anything was possible.