Liddell-Scott-Jones

ἰσχίον (ischion) a hip ^G:N-N

ἰσχίον-ον

(paroxytone), τό, hip-joint, in which the thigh turns, κατ᾽ ἰσχίονον, ἔνθα τε μηρὸς ἰσχίονῳ ἐνστρέφεται, κοτύλην δέ τέ μιν καλέουσιν [ἰσχίονον ἄρθρον 2nd c.AD: Galenus Medicus “de Usu Partium” 15.8 ">Refs 8th c.BC+]; also, the intra-capsular ligament of the hip-joint, [Refs 2nd c.AD+]; ={κεφαλὴ τοῦ μηροῦ}, [Refs 5th c.BC+]

__2 in plural (dual, [Refs 5th c.BC+], fleshy parts round the hip-joint, haunches, of a boar, ἰσχίονα τε γλουτούς τε [Refs 8th c.BC+]; of a lion, πλευράς τε καὶ ἰσχίονα [Refs]; of a horse, [Refs 5th c.BC+]; frequently of men, ἐκ τῶν μηρῶν ἔς τε τὰ ἰ. καὶ τὰς λαπάρας [ἰσχίονων φύσιν.. πρὸς τὰς ἀναπαύσεις χρήσιμον 4th c.BC: Aristoteles Philosophus “de Partibus Animalium” 689b15; τὰ ἰ. σαρκώδη ἐποίησεν [ἡ φύσις] [prev. work] b14: hence, other animals are said to have no ἰ., [prev. work] b6, 33. ">Refs 5th c.BC+]
__II later, the projecting part of the os innominatum, upon which man rests when sitting, [Refs 2nd c.AD+]