sacral vertebra

Noun
  1. One of 5 vertebrae in the human spine that fuse in the adult to form the sacrum (synset 105597246)
    is a type of: vertebra - one of the bony segments of the spinal column
    is a part of: sacrum - 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

Other Searches