πτερῠ́γ-ιον,τό, Dim. of
πτέρυξ, Arist. HA 615b30 .
II. anything like a wing.
1. in pl.,finsof fish, ib. 489b24 , 504b30 , IA 714a11 ; of thetail-flapsof a lobster, Id. HA 490a3 , cf. 525b27 , PA 684a13 , GA 720b12 ; of certainsea-slugs, Id. HA 532b22 , 24 ;finsof the sepia and other cuttle-fish, πτερύγι' . . σηπίας ὠπτημένα
Sotad.Com. 1.16
, cf. Alex. 187.3 , Arist. HA 524a31 , PA 685b16 .
2. hornsof the horned owl, Id. HA 597b22 .
3. endortipof the rudder, Poll. 1.90 ; of a pole, Hsch.
4. in a building,turretorbattlement, or (as others)pointed roof, peak,
Ev.Luc. 4.9 ; cf. πτέρυξ
11.7
.
5. flap, fold(cf. πτέρυξ
11.4