#1 abstraction n. [abstract] a concept or idea not associated with any specific instance; "he loved her only in the abstract--not in person". wn
#2 abstraction n. the act of withdrawing or removing something. wn
#3 abstraction n. [generalization, generalisation] the process of formulating general concepts by abstracting common properties of instances. wn
#4 abstraction n. an abstract painting. wn
#5 abstraction n. [abstractedness] preoccupation with something to the exclusion of all else. wn
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