ὀρθρίδιος
From LSJ
Ἀναξαγόρας δύο ἔλεγε διδασκαλίας εἶναι θανάτου, τόν τε πρὸ τοῦ γενέσθαι χρόνον καὶ τὸν ὕπνον → Anaxagoras used to say that we have two teachers for death: the time before we were born and sleep | Anaxagoras said that there are two rehearsals for death: the time before being born and sleep
English (LSJ)
[ρῐ], η, ον, poet. for ὄρθριος, AP5.2 (Antip. Thess.).
German (Pape)
[Seite 377] poet. = ὄρθριος, τί γὰρ σὴν εὐνέτιν Ἠῶ οὕτως ὀρθριδίην ἤλασας ἐκ λεχέων; Antp. Th. 5 (V, 3).
Greek (Liddell-Scott)
ὀρθρίδιος: [ῐ], -α, -ον, ποιητ. ἀντὶ τοῦ ὄρθριος, Ἀνθ. Π. 5. 3.
Greek Monolingual
ὀρθρίδιος, -ίη, -ον (Α)
όρθριος.
[ΕΤΥΜΟΛ. < όρθρος + κατάλ. -ίδιος (πρβλ. αιφν-ίδιος, παυρ-ίδιος)].
Greek Monotonic
ὀρθρίδιος: [ῐ], -α, -ον, ποιητ. αντί ὄρθριος, σε Ανθ.