1. (noun)
spinal anesthesia, spinal anaesthesia, spinal
- 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 Synonyms: spinal anaesthesia, spinalanesthesia, spinal
2. (adj)
spinal
- of or relating to the spine or spinal cord