σιδήρειον

From LSJ

ταυτὶ γὰρ συκοφαντεῖσθαι τὸν Ἕκτορα ὑπὸ τοῦ Ὁμήρου → that is a false charge brought against Hector by Homer

Source

German (Pape)

σιδήριον, Schol. Eur. Hipp. 222.