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SACRUM
| Pronunciation (US): |  | (GB): | |
Irregular inflected form: sacra
I. (noun)
Sense 1
Meaning:
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
Classified under:
Hypernyms ("sacrum" is a kind of...):
bone; os (rigid connective tissue that makes up the skeleton of vertebrates)
Meronyms (parts of "sacrum"):
sacral vertebra (one of 5 vertebrae in the human spine that fuse in the adult to form the sacrum)
Holonyms ("sacrum" is a part of...):
hip; pelvic arch; pelvic girdle; pelvis (the structure of the vertebrate skeleton supporting the lower limbs in humans and the hind limbs or corresponding parts in other vertebrates)
Derivation:
sacral (of or relating to or near the sacrum)
