spinal column(n = noun.body) back, backbone, rachis, spine, vertebral column - the series of vertebrae forming the axis of the skeleton and protecting the spinal cord; "the fall broke his back"
is a kind of skeletal structure
is a part of axial skeleton
has parts: canalis vertebralis, spinal canal, vertebral canal, coccyx, tail bone, vertebra, intervertebral disc, intervertebral disk
has particulars: notochord, chine

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