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Meaning of SACRUM

Pronunciation:  'sakrum

WordNet Dictionary
 
 Definition: [n]  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
 
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 See Also: bone, hip, os, pelvic arch, pelvic girdle, pelvis, sacral vertebra

 

 

Webster's 1913 Dictionary
 
 Definition: 
\Sa"crum\, n.; pl. {sacra}. [NL., fr. L. sacer sacred, os
sacrum the lowest bone of the spine.] (Anat.)
That part of the vertebral column which is directly connected
with, or forms a part of, the pelvis.
Note: It may consist of a single vertebra or of several more
      or less consolidated. In man it forms the dorsal, or
      posterior, wall of the pelvis, and consists of five
      united vertebr[ae], which diminish in size very rapidly
      to the posterior extremity, which bears the coccyx.
 
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Medical Dictionary
 
 Definition: Triangular bone at the base of the spine just above the coccyx. Composed of five fused vertebrae, it forms the back of the bony pelvis.
 
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