μακροκέφαλος
From LSJ
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
English (LSJ)
ον,
A long-headed, Hp. Epid.2.1.8; of a Scythian tribe, Hes.Fr.62, Hp.Aër.14: Sup., Str.11.11.8.
Greek (Liddell-Scott)
μακροκέφᾰλος: -ον, ὁ ἔχων μακρὰν κεφαλήν, ἐπὶ τῶν Σκυθῶν, Ἱππ. π. Ἀέρ. 289, Στράβ. 520.