Word
sacrum, n.
(sacra)
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
<noun.body>
sacrum
lexical pointers
derivationally related form
sacral
semantic pointers
hypernym
bone, os
part holonym
pelvis, pelvic girdle, hip, pelvic arch
part meronym
sacral vertebra