spinal Meaning, Definition & Usage

  1. noun anesthesia of the lower half of the body; caused by injury to the spinal cord or by injecting an anesthetic beneath the arachnoid membrane that surrounds the spinal cord
    spinal anaesthesia; spinal anesthesia.
  2. adjective of or relating to the spine or spinal cord
    • spinal cord
    • spinal injury

WordNet

Spi"nal adjective
Etymology
L. spinalis, fr. spina the spine: cf. F. spinal. See Spine.
Definitions
  1. (Anat.) Of, pertaining to, or in the region of, the backbone, or vertebral column; rachidian; vertebral.
  2. Of or pertaining to a spine or spines.

Webster 1913