股こ関かん節せつ脱だっ臼きゅうこかんせつだっきゅうMeanings1nounhip dislocation; dislocation of the hipmedicine›Medical term for the displacement of the femoral head from the acetabulum. Used in clinical contexts.先せん天てん性せい股こ関かん節せつ脱だっ臼きゅう