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Single Idea 9822

[from 'Grundlagen der Arithmetik (Foundations)' by Gottlob Frege, in 2. Reason / D. Definition / 7. Contextual Definition ]

Full Idea

Frege appeals to a general principle that nothing should be defined in terms of that to which it is conceptually prior.

Gist of Idea

Nothing should be defined in terms of that to which it is conceptually prior

Source

report of Gottlob Frege (Grundlagen der Arithmetik (Foundations) [1884], §64) by Michael Dummett - Frege philosophy of mathematics Ch.3

Book Reference

Dummett,Michael: 'Frege: philosophy of mathematics' [Duckworth 1991], p.33


A Reaction

The point is that the terms of the definition would depend on the thing being defined. But of all the elusive concepts, that of 'conceptual priority' is one of the slipperiest. An example is the question of precedence between 'parallel' and 'direction'.