πτερύγιον (pterýgionpter-oog'-ee-onnounedge)
[Grk] πτερύγιον LN: 7.53 GK: G4762 Hebrew: כָּנָף, סְנַפִּיר, קָצָה
Derivation: neuter of a presumed derivative of πτέρυξ;
Strong's: a winglet, i.e. (figuratively) extremity (top corner)
KJV: --pinnacle.
See: πτέρυξ