sacrum
A large triangular bone at the base of the spine, located between the two ilia (wings of the pelvis) and formed from vertebrae that fuse in adulthood.
A kind of
- bone
Related words
- hemisacrum
- sacrectomy
- synsacrum
- sacral
Where this comes from
This definition is adapted from “sacrum” on Wiktionary, by its contributors; related-word lists use Open English WordNet (CC BY 4.0, based on Princeton WordNet), published under CC BY-SA 4.0. This page is published under the same licence.