δίχρονος
From LSJ
ψυχῆς ἀγῶνα τὸν προκείμενον πέρι δώσων → to stand the appointed trial for his life, to stand the appointed struggle for life and death
English (LSJ)
ον, in Metre,
A of two quantities, common, D.H.Comp.14, Plu.2.737e, S.E.M.1.100; περὶ διχρόνων, title of treatise by Hdn.Gr. II consisting of two short syllables, [πούς] Heph.3.1, cf. Arc.139.20: metaph. of the pulse, Ruf.Syn. Puls.4.4. III equivalent to two time-units, Longin.Proll.Heph. p.87C.