Idealization

noun

1. The act of forming in idea or in thought; the act of making ideal. Also spelled idealisation.
2. The act or process of idealizing.
3. The representation of natural objects, scenes, etc., in such a way as to show their most important characteristics; the study of the ideal.
4. A defense mechanism that splits something one is ambivalent about into two representations -- one good and one bad.
5. something that exists only as an idea.