ἔον
From LSJ
διὰ λαμπροτάτου βαίνοντες ἁβρῶς αἰθέρος → passing lightly through clear-shining air (Euripides, Medea 829)
English (LSJ)
Ep. (Il.23.643) and Aeol. for ἦν, 1sg. impf. of εἰμί (q.v.):— but ἐόν, Ion. for ὄν, part. neut. of εἰμί.
German (Pape)
[Seite 892] = ἦν, von εἰμί; ἐόν, ion. = ὄν.
Greek (Liddell-Scott)
ἔον: μόνον ἐν Ἰλ. Ψ. 643, Ἐπ. ἀντὶ τοῦ ἦν, α΄ ἑνικ. τοῦ παρατ. τοῦ εἰμί: ἀλλὰ ἐόν, Ἰων. ἀντὶ τοῦ ὂν μετοχ. οὐδ. τοῦ εἰμί.