UNREALITY
unreality
(noun) the quality possessed by something that is unreal
unreality, irreality
(noun) the state of being insubstantial or imaginary; not existing objectively or in fact
Source: WordNet® 3.1
Etymology
Noun
unreality (countable and uncountable, plural unrealities)
Lack of reality or real existence.
(uncountable) The state of being unreal
(countable) That which has no reality or real existence; something unreal or imaginary
Unpractical character; visionariness.
Source: Wiktionary
Un`re*al"i*ty, n.
Definition: The quality or state of being unreal; want of reality.
Source: Webster’s Unabridged Dictionary 1913 Edition