ἀνιδεῖν
From LSJ
τὸ δ' ἐξαίφνης τὸ ἐν ἀναισθήτῳ χρόνῳ διὰ μικρότητα ἐκστάν → suddenly refers to what has departed from its former condition in a time imperceptible because of its smallness
English (LSJ)
aor. inf.,
A look up, dub. in A.Ch.808.
Greek (Liddell-Scott)
ἀνιδεῖν: ἀπαρ. ἀορ., ἀναβλέψαι, ἀμφ. ἐν Αἰσχύλ. Χο. 808, (ὁ Ἕρμαννος ἀνέδην, ὁ Δινδόρφ, ἀναδῦν ἀποκεκομμ. ἀντὶ ἀναδῦναι καὶ ὁ Weil ἀνάγειν).