Dictionary entry

πτερύγιον

G. Abbott-Smith's A Manual Greek Lexicon of the New Testament

πτερύγιον, -ου, -τό

(dimin. of πτέρυξ), [in LXX chiefly for כָּנָף;]

1. a little wing.

2. Anything like a wing, as a turret, battlement: τ. ἱεροῦ, Mt 4:5, Lk 4:9.†