Of, relating to, or involving the extraction or selection of excerpts from a larger work.
From 'excerpt' + -ive (adjective-forming suffix). The -ive ending transforms the noun or verb into an adjective describing a quality or tendency.
An 'excerptive' approach to learning—reading only selected passages—works well for some subjects but fails catastrophically for others where the whole context matters; Aristotle's works suffered terribly from this for centuries.
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