ἑτερόφωνος
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)
ον,
A of different voice: hence, foreign, A. Th. 170(lyr.). II discrepant, opp. σύμφωνος, Porph.Chr.15.
German (Pape)
[Seite 1051] von anderer, verschiedener Stimme, fremdredend, στρατός Aesch. Spt. 154.
Greek (Liddell-Scott)
ἑτερόφωνος: -ον, ἔχων διάφορον φωνήν, ἑτερόγλωσσος, ἐντεῦθεν, ξένος ἑτεροφώνῳ στρατῷ Αἰσχύλ. Θήβ. 170, ἔνθα ἡ λέξις ἴσως εἶναι γλώσσημα· διότι τὸ μέτρον ἀπαιτεῖ λέξ. οἵαν ὁ Ἔρμαννος προτείνει: ἑτεροβάγμονι στρατῷ.