ἀντίφθογγος
From LSJ
ἀλλὰ διὰ τῆς ἀγάπης δουλεύετε ἀλλήλοις. ὁ γὰρ πᾶς νόμος ἐν ἑνὶ λόγῳ πεπλήρωται, ἐν τῷ Ἀγαπήσεις τὸν πλησίον σου ὡς σεαυτόν → but be enslaved to each other through love; for the whole Torah is fulfilled in one statement: You will love your neighbor as yourself (Galatians 5:13f.)
English (LSJ)
ον,
A of answering sound, concordant, c. gen., Pi.Fr.125; imitative, AP7.191 (Arch.).
German (Pape)
[Seite 263] 1) widerhallend, ψαλμός Pind. frg. 91; Archi. 28 (VII, 191). – 2) dagegen tonend?
Greek (Liddell-Scott)
ἀντίφθογγος: -ον, ὁ ἔχων ἦχον ἀνταποκρινόμενον, σύμφωνος, ψαλμὸν ἀντίφθογγον Πινδ. Ἀποσπ. 91· Ἀποσπ. 91· μιμητικός, Ἀνθ. Π. 7. 191. II. ὁ ἔχων ἐναντίον ἦχον, ἀντίθετος, ἐναντίος, Βυζ.