Japanese More information Kanji in this term ... Kanji in this term 大 腿 骨 だいGrade: 1 たいHyōgai こつGrade: 6 goon kan'on Close 大腿骨 on Japanese Wikipedia Etymology 大腿 (“thigh”) + 骨 (“bone”) Pronunciation (Tokyo) だいたいこつ [dàítáꜜìkòtsù] (Nakadaka – [3])IPA(key): [da̠ita̠iko̞t͡sɨ] Noun 大(だい)腿(たい)骨(こつ) • (daitaikotsu) a thighbone; a femur Meronym: 転子 (tenshi) Coordinate term: 下腿骨 (kataikotsu) Wikiwand - on Seamless Wikipedia browsing. On steroids.