noun
- The lowest of the three bones that form the hip bone, located at the base of the pelvis.
Usage: anatomy; technical
Examples
- The ischium is one of the three bones that make up the pelvis.
- When you sit down, your weight is supported by the ischium and other pelvic bones.
- The ischium connects to the pubis and ilium to form the hip bone.
- Damage to the ischium can affect mobility and cause pain when sitting.
- Anatomists study the ischium to understand pelvic structure in different populations.