ischium

• 名词，指构成髋骨的三块骨头之一，位于髂骨下方。

A noun referring to one of the three bones that make up the hipbone, located below the ilium.

1. Hip bone sectionC1formalmedical

   The lower and back part of the hip bone, one of the three bones that form the pelvis, located below the ilium.

   坐骨

   • The ischium supports the body when sitting.
   • Fractures of the ischium are common in high-impact sports.
   • The ischium connects to the pubis and ilium to form the pelvic bone.