διετήσιος
From LSJ
τὸ πεπρωμένον γὰρ οὐ μόνον βροτοῖς ἄφευκτόν ἐστιν, ἀλλὰ καὶ τὸν οὐρανόν ἔχουσι → fate is unavoidable not only for mortals, but also for those who hold the heavens
English (LSJ)
ον,
A lasting through the year, θυσίαι Th.2.38, cf. Inscr.Prien.112.69 (i B. C.). Adv. -ίως Ar.Fr.766.
Greek (Liddell-Scott)
διετήσιος: -ον, ὁ διαρκῶν ἐπὶ ὁλόκληρον ἔτος ἢ γινόμενος δι’ ὅλου τοῦ ἔτους, Λατ. perennis, θυσίαι Θουκ. 2. 38. -Ἐπίρρ. -ίως, Α. Β. 35.