διαποστολή
From LSJ
οἵ γε καὶ ἐν τῷ παρόντι ἀντιπάλως μᾶλλον ἢ ὑποδεεστέρως τῷ ναυτικῷ ἀνθώρμουν → whose navy, even as it was, faced the Athenian more as an equal than as an inferior
English (LSJ)
ἡ,
A sending of messages, Plb. 5.37.3 (pl.), OGI248.58 (ii B.C.); πρεσβειῶν D.H.7.12.
Greek (Liddell-Scott)
διαποστολή: ἡ, ἀμοιβαία ἀποστολὴ ἀγγέλων, Πολύβ. 5. 37, 3, κτλ.