Reference meaning
sacrum
Last updated
wedge-shaped bone consisting of five fused vertebrae forming the posterior part of the pelvis; its base connects with the lowest lumbar vertebra and its tip with the coccyx
Source and scope
This definition is reproduced from Princeton WordNet 3.0, sense 05279407-n, under the WordNet 3.0 License. It has not yet received VocabularyBase editorial review. Read the source and license details.