Dipylon
From LSJ
ταῦτα δηλώσω αὐτός τε νοσήσας καὶ αὐτὸς ἰδὼν ἄλλους πάσχοντας → I shall describe those symptoms, since I myself had the disease and witnessed as well what others were suffering
Latin > English (Lewis & Short)
Dĭpylon: i, n., = Δίπυλον,
I a gate at Athens that closed the Ceramicus, and through which one passed in going to the Academy, Cic. Fin. 5, 1, 1; Liv. 31, 24, 8.
Latin > German (Georges)
Dipylon, ī, n. (Δίπυλον), das Doppeltor, anderer Name des thriasischen Tores (αἱ Θριάσιαι πύλαι) in Athen (Plutarch. Pericl. p. 368), Cic. de fin. 5, 1. Liv. 31, 24, 9.