unreal

Lacking material form or substance; unreal.

Contrived by art rather than nature.

Lacking in reality or substance or genuineness; not corresponding to acknowledged facts or criteria.

“ghosts and other unreal entities”

“unreal propaganda serving as news”

Not actually such; being or seeming fanciful or imaginary.

“this conversation is getting more and more unreal”

“the fantastically unreal world of government bureaucracy”