πτίλον

A. soft feathers or down under the true feathers (πτίλα· πτερὰ ἁπαλά, Hsch., cf. Phot., Suid.), π. κύκνειον [S.]Fr. 1127.3, cf. Clytus 1, Ael. NA 12.4, etc.; κνεφάλλων ἢ πτίλων σεσαγμένος Pl.Com. 97, cf.Eub. 5; burned in order to spread pungent smoke, Plb. 21.28.12; down on a youth's chin, D.H. Dem. 51.

2. Com., of the plume of a helmet, φέρε νῦν ἀπὸ τοῦ κράνους μοι τὸ πτερόν. Ans. τουτὶ πτίλον σοι Ar. Ach. 585, cf. 588; π. τὸ μέγα κομπολακύθου ib.1182.

II. wing, prop. of insects, Arist. IA 713a10; of the wing-like membrane in a kind of serpents, π. οὐ πτερωτά Hdt. 2.76.

III. anything like a feather or wing,

1. leaf, Nic. Th. 524.

2. pl., sails of a ship, Lyc. 25.