ἐναρμόνιον
From LSJ
Περὶ τοῦ ἐπέκεινα τοῦ νοῦ κατὰ μὲν νόησιν πολλὰ λέγεται, θεωρεῖται δὲ ἀνοησίᾳ κρείττονι νοήσεως → On the subject of that which is beyond intellect, many statements are made on the basis of intellection, but it may be immediately cognised only by means of a non-intellection superior to intellection
Spanish (DGE)
τὸ ἐναρμόνιον = la armonía entre las palabras, Gr.Nyss.Eun.1.652.
Russian (Dvoretsky)
ἐναρμόνιον:
I adv. стройно (μελῳδεῖν Luc.).
II τό энгармоническая гамма Plut.