epiphysis
/ɪˈpɪfəsɪs/
noun
- The rounded end part of a long bone, which grows separately from the main shaft and later fuses with it.
- Injuries to the epiphysis can affect how a bone grows in young athletes.
- The doctor examined the X-ray to check the growth plate at the epiphysis of the child's femur.
- The epiphysis is covered with cartilage and helps form joints.