ὀνοματοθέσια
From LSJ
Ἔοικα γοῦν τούτου γε σμικρῷ τινι αὐτῷ τούτῳ σοφώτερος εἶναι, ὅτι ἃ μὴ οἶδα οὐδὲ οἴομαι εἰδέναι → I seem, then, in just this little thing to be wiser than this man at any rate, that what I do not know I do not think I know either
English (LSJ)
(sc. ἱερά), τά, nominalia (also nominalium nuncupatio), Glossaria.
German (Pape)
[Seite 349] τά, sc. ἱερά, das Fest der Namengebung, = ὀνομαστήρια, Sp.