#ischium__ischial_bone__ischialbone__os_ischii  one of the three sections of the hipbone; situated below the ilium
  supertype:  bone__os  rigid connective tissue that makes up the skeleton of vertebrates
  part of:  hip_joint__hipjoint__hip__coxa__articulatio_coxae__articulatiocoxae  the ball-and-socket joint between the head of the femur and the acetabulum
     part of:  thigh  the part of the leg between the hip and the knee
        part of:  leg  a human limb; commonly used to refer to a whole limb but technically only the part between the knee and ankle
           part of:  human_body__humanbody__physical_body__material_body__soma__build__figure__physique__anatomy__shape__bod__chassis__frame__form__flesh  alternative names for the body of a human being; "Leonardo studied the human body"; "he has a strong physique"; "the spirit is willing but the flesh is weak"
              part of:  person__individual__someone__somebody__mortal__human__human_being__humanbeing__soul  a human being; "there was too much for one person to do"
     part of:  pelvis__pelvic_girdle__pelvic_arch__hip  the structure of the vertebrate skeleton supporting the lower limbs in humans and the hind limbs or corresponding parts in other vertebrates
        part of:  appendicular_skeleton  the part of the skeleton that includes the pectoral girdle and the pelvic girdle and the upper and lower limbs
           part of:  endoskeleton  the internal skeleton; bony and cartilaginous structure (especially of vertebrates)

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