All 3 Uses

abstract
in
Severance
(Edited)

This narrative, then, is not about any individual entity, per se, but about an abstract force: the force of the mob, of mob mentality.
p. 29.6 *

abstract = a concept that is not associated with any specific instance
The equipment was impressive but confusing: a tangled abstraction of levers and pulleys and buttons.
p. 83.6

abstraction = (figuratively) something not clearly connected to real-world things

editor's notes: Abstract is used figuratively in this sentence form the book. The equipment is so complex and confusing that Candice cannot relate the parts to their real-world purpose.
They gazed out the window as the plane descended, as America crystalized from an abstraction (ice cream sundaes, Disney cartoons, blond hair) into a reality (snow-littered mountains, highways, municipal buildings).
p. 170.5

abstraction = a concept not associated with any specific instance

Definitions:

(1) (abstract as in: abstract thought)
of a concept or idea not associated with any specific instance
(2) (abstract as in: read the abstract)
a summary; or to summarize -- especially academic writing
(3) (abstract as in: abstract art)
not imitating external reality or the objects of nature
(4) (abstracted as in: abstracted, so didn't notice)
lost in thought; or distracted by thoughts
(5) (abstracted as in: abstracted his wallet)
removed
(6) (meaning too rare to warrant focus)