πρωτογέννητος
From LSJ
ἐγώ εἰμι τὸ ἄλφα καὶ τὸ ὦ, ὁ πρῶτος καὶ ὁ ἔσχατος, ἡ ἀρχὴ καὶ τὸ τέλος → I am the Alpha and the Omega, the first and the last, the beginning and the end
English (LSJ)
ον,=
A primo genitus, Gloss.
German (Pape)
[Seite 805] = πρωτογενής, Gloss.
Greek (Liddell-Scott)
πρωτογέννητος: -ον, = πρωτογενής, Ποιητὴς ἐν Παρισ. Ἀνεκδ. Cramer 4. 270.