Full Idea
Choosing an axiomatic approach to truth might well be compatible with the view that truth is definable; the definability of truth is just not presupposed at the outset.
Gist of Idea
Axiomatic truth doesn't presuppose a truth-definition, though it could admit it at a later stage
Source
Volker Halbach (Axiomatic Theories of Truth [2011], 1)
Book Reference
Halbach,Volker: 'Axiomatic Theories of Truth' [CUP 2011], p.4
A Reaction
Is it possible that a successful axiomatisation is a successful definition?