nonrealism
/ˌnɒnriːˈɑːlɪzəm/Definitions
1. noun
A philosophical or artistic movement that rejects the idea that art or reality must be realistic or true to life.
“The artist’s use of nonrealism in her paintings was a deliberate choice to explore the nature of perception and reality.”
2. noun
The quality of being nonrealistic or unrealistic.
“The nonrealism of the film’s special effects detracted from its overall impact.”