spinal column(redirected from spinal columns)
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right lateral view of an adult human spinal column
C. cervical vertebrae
D. thoracic vertebrae
E. lumbar vertebrae
The series of articulated vertebrae, separated by intervertebral disks and held together by muscles and tendons, that extends from the cranium to the coccyx or the end of the tail, encasing the spinal cord and forming the central support of the body; the spine. Also called vertebral column.
(Anatomy) a series of contiguous or interconnecting bony or cartilaginous segments that surround and protect the spinal cord. Also called: spine, vertebral column or rachis Nontechnical name: backbone
the series of vertebrae forming the axis of the skeleton in vertebrate animals; spine; backbone.
See vertebral column.
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|Noun||1.||spinal column - the series of vertebrae forming the axis of the skeleton and protecting the spinal cord; "the fall broke his back"|
notochord - a flexible rodlike structure that forms the supporting axis of the body in the lowest chordates and lowest vertebrates and in embryos of higher vertebrates
chine - backbone of an animal
canalis vertebralis, spinal canal, vertebral canal - the canal in successive vertebrae through which the spinal cord passes
vertebra - one of the bony segments of the spinal column
intervertebral disc, intervertebral disk - a fibrocartilaginous disc serving as a cushion between all of the vertebrae of the spinal column (except between the first two)
skeletal structure - any structure created by the skeleton of an organism
axial skeleton - the part of the skeleton that includes the skull and spinal column and sternum and ribs