γεροντοδιδάσκαλος
From LSJ
ἀγεωμέτρητος μηδεὶς εἰσίτω → no one ignorant of geometry may enter, let no one ignorant of geometry enter, let no one ignorant of geometry come in
English (LSJ)
ὁ, ἡ,
A old man's master, Pl.Euthd.272c.
German (Pape)
[Seite 486] ὁ, Lehrer der Alten, Plat. Euthyd. 272 e.
Greek (Liddell-Scott)
γεροντοδῐδάσκαλος: ὁ, ἡ, διδάσκαλος γέροντος, Πλάτ. Εὐθυδ. 272C.