Henry George Liddell, Robert Scott, A Greek-English Lexicon

A.d)Fr.5: pl. ὀστέα, Att. contr. ὀστᾶ, late Ep. ὀστά [α^] Opp.C.1.268, Epigr.in D.L.1.63, Epigr.Gr.517.7 (Edessa); Dor. “ὀστία” Theoc.2.61; but Trag. and Com. use gen. pl. ὀστέων, A.Fr.367 (codd. Poll.), S.Tr.769, Ar.Ach.1226, and it is so written in E.Tr.1177 where metre requires ὀστῶν: and the uncontr. forms generally occur in later Prose, as in Arist. (v. infr.); nom. “ὀστέον” PLit.Lond.167.17(ii/iii A. D.); dat. pl. “ὀστέοις” Diog.Oen.39; Ep. gen. pl. ὀστεόφιν (v. infr.):—bone, freq. in Hom. (Il.4.460, al.) and Hp.（VC1, al.); Hes. only in pl., Th.540, al.; λεύκ᾽ ὀστέα the bleached bones of the dead, Od.1.161, etc.; “σάρκας τε καὶ ὀστέα” 9.293; πολὺς δ᾽ ἀμφ᾽ ὀστεόφιν θίς a huge heap of bones around, 12.45; “ῥινὸν ἀπ᾽ ὀστεόφιν ἐρύσαι” 14.134; “γυμνοῦσι τὰ ὀστέα τῶν κρεῶν” Hdt.4.61; ὀστέων στέγαστρον, of the skin, A.Fr.367; “ἀρχὴ τῶν ὀστῶν ἡ καλουμένη ῥάχις” Arist.PA54b11; esp. of the cranium, Hp.VC2, al., cf. Il. 12.185.

II. metaph., γῆς ὀστέοισιν ἐγχριμφθεὶς πόδα, i.e. rocks, Choeril.Trag.2 (ὀστοῖσιν Nauck).

III. stone of fruit, “ὀστῶν περσεΐνων” PCair.Zen.176.168 (iii B. C.), cf. Dsc.Eup.1.66, Gp.10.13.3, al., Sch.Nic.Al.99. [Accent ὀστέον Hdn.Gr.2.943, but “ὄστεον” Anon. ap. Sch.Il.24.793.] (Cf. Skt. ´sthi, gen. asthn´s 'bone', etc.)