μονογνώμων
From LSJ
ἀλλ' ἐπὶ καὶ θανάτῳ φάρμακον κάλλιστον ἑᾶς ἀρετᾶς ἅλιξιν εὑρέσθαι σὺν ἄλλοις → even at the price of death, the fairest way to win his own exploits together with his other companions | but even at the risk of death would find the finest elixir of excellence together with his other companions | but to find, together with other young men, the finest remedy — the remedy of one's own valor — even at the risk of death
English (LSJ)
ον, gen. ονος,
A self-willed, wayward, Ptol.Tetr.158 (Comp., 168), Vett.Val.12.4. II invested with supreme authority, D.H.2.12,5.71.
German (Pape)
[Seite 202] ον, der seinem eigenen Urtheile folgt, selbstständig, eigenmächtig, D. Hal. 5, 71.