LSJ
ή, όν, of argument, expository, opp. ἀπορητικός, Syrian. in Metaph. 54.3, cf. Olymp. Proll. 11.13; τρόπος [διδασκαλίας] Steph. in Hp. 1.56 D. ; ὑφηγηματικά, τά, books of instruction, commentaries, Dam. Pr. 341.
Liddell-Scott-Jones, Greek-English Lexicon (9th ed., 1940)