| NOUN | body | sacral vertebra | one of 5 vertebrae in the human spine that fuse in the adult to form the sacrum |
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| Meaning | One of 5 vertebrae in the human spine that fuse in the adult to form the sacrum. | |
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| Part of | sacrum | wedge-shaped bone consisting of five fused vertebrae forming the posterior part of the pelvis |
| Broader | vertebra | One of the bony segments of the spinal column |
| Spanish | vértebra sacra | |
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