Definition of sacrum in English:
noun (plural sacra /-krə/ or sacrums)Anatomy
A triangular bone in the lower back formed from fused vertebrae and situated between the two hip bones of the pelvis.
- The spinal column is composed of seven cervical vertebrae, twelve thoracic vertebrae, five lumbar vertebrae, the bony sacrum, and the coccyx.
- The lowest lumbar vertebra articulates with the sacrum, and this in turn with the coccyx.
- Vesalius said that the human sacrum normally has five vertebrae but one of six is by no means rare.
Words that rhyme with sacrumsimulacrum
Definition of sacrum in:
- US English dictionary
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