sacrum
🇺🇸
/ˈseɪkrəm/
🇬🇧
/ˈseɪkrəm/
noun
R
A large, triangular bone at the base of the spine, forming part of the pelvis.
The athlete's injury affected his sacrum, causing him significant discomfort.
translation
A large, triangular bone at the base of the spine, forming part of the pelvis.
Word Forms
Plural
sacra