olemus
mõtteline; mittekonkreetne; üldistuslik

Wiktionary:
3. Not concrete: conceptual, ideal. [First attested around 1350 to 1470.][1]
Synonyms: conceptual, ideal, imaginary, incorporeal, intangible, nonempirical, theoretical
Antonyms: actual, concrete, corporeal, empirical
Her new film is an abstract piece, combining elements of magic realism, flashbacks, and animation but with very little in terms of plot construction.

ülevaateid
https://en.wikipedia.org/wiki/Abstract_and_concrete

https://en.wikipedia.org/wiki/Abstraction

https://en.wikipedia.org/wiki/Abstraction_(disambiguation)

https://en.wikipedia.org/wiki/Abstraction_(computer_science)