Spinal column Meaning, Definition & Usage

  1. noun the series of vertebrae forming the axis of the skeleton and protecting the spinal cord
    rachis; spine; vertebral column; backbone; back.
    • the fall broke his back

WordNet


Definitions
  1. the backbone, or connected series or vertebræ which forms the axis of the vertebrate skeleton; the spine; rachis; vertebral column.

Webster 1913