κέρας
I. "the horn of an animal", as of oxen, Il.; ὀφθαλμοὶ δ᾽ ὡσεὶ κέρα ἔστασαν his eyes stood fixed and stiff like "horns", Od.
II. "horn", as a material, αἱ μὲν γὰρ [αἱ πύλαι] κεράεσσι τετεύχαται, of the "horn doors", through which the "true" dreams came, id=Od.
III. "anything made of horn",
1. "a bow", Il., Hom., Theocr.
2. of musical instruments, "a horn for blowing", Xen.: "a flute", Luc.
3. "a drinking-horn", Xen.
IV. βοὸς κ. "a horn guard or pipe" to which the leadweight (μολύβδαινα) of a fishing-line was attached, Hom.
V. κέρατα "the horn points" with which the writing-reed was tipped, Anth.
VI. "an arm or branch of a river", Hes., Thuc.
VII. "the wing of an army or fleet", Hdt., attic; κατὰ κέρας προσβάλλειν, ἐπιπίπτειν to attack "in flank", Thuc., Xen.; ἐπὶ κέρας ἄγειν to lead "towards the wing", i. e. "in column", not with a broad front, Lat. agmine longo, Hdt., attic
VIII. "any projection", e. g. "a mountain-peak", Xen.