中ちゅう節せつ骨こつちゅうせつこつじ字FuriganaMeanings1nounmiddle phalanxanatomy›Anatomical term for the middle bone of a finger or toe. Used in medical and biological contexts.中ちゅう節せつ骨こつは指ゆびの第だい二に関かん節せつを構こう