ὀνοματοθέσια
From LSJ
Βίων δύο ἔλεγε διδασκαλίας εἶναι θανάτου, τόν τε πρὸ τοῦ γενέσθαι χρόνον καὶ τὸν ὕπνον → Bion used to say that we have two teachers for death: the time before we were born and sleep | Bion said that there are two rehearsals for death: the time before being born and sleep
English (LSJ)
(sc. ἱερά), τά, A nominalia (also nominalium nuncupatio), Gloss.
German (Pape)
[Seite 349] τά, sc. ἱερά, das Fest der Namengebung, = ὀνομαστήρια, Sp.