Dictionary entry

ὀστέον

G. Abbott-Smith's A Manual Greek Lexicon of the New Testament with Strong's

ὀστέον (Att. contr. ὀστοῦν, -οῦ, and so Jo 19:36), -ου, τό,

[in LXX chiefly for עֶצֶם;]

a bone: contr., ὀστοῦν (v. supr.), Jo 19:36^(LXX); uncontr. (as in Hom., Hdt.), ὀστέα, Lk 24:39; ὀστέων, Mt 23:27, He 11:22.†