μοῦνοι Ἑλλήνων δὴ μουνομαχήσαντες τῷ Πέρσῃ → alone of all Greeks we met the Persian singlehandedly, alone of all Greeks having fought singlehanded with the Persians
P. and V. ἐπιστήμη, ἡ.
a particular branch of knowledge: Ar. and P. μάθημα, τό.