διαλογικός
From LSJ
ἵνα οὖν μηδ' ἐν τούτῳ δῷ αὐτοῖς λαβήν (Photius, Fragments on the Epistle to the Romans 483.26) → so that he doesn't give them even here a handle (= an opportunity for refutation)
English (LSJ)
ή, όν,
A belonging to dialogue, or in dialogue form, περίοδος Demetr.Eloc.19,21; εἶδος συγγραφῆς Porph.Plot.9,17; συγγράμματα Phlp.in Cat.3.15, cf. Dex.in Cat.4.2. Adv. -κῶς, ἀπαγγέλλειν TheonProg.4.