Synonym for spinal cord ... <anatomy> Elongated, approximately cylindrical part of the central nervous system of vertebrates that lies in the vertebral canal and from which the spinal nerves emerge. ... (18 Nov 1997) ... Found on http://www.encyclo.co.uk/local/20973
medulla spinalis 1. A major part of the central nervous system which conducts sensory and motor nerve impulses to and from the brain. 2. A long tube-like structure extending from the base of the brain through the vertebral canal to the upper lumbar region; the spinal cord. Found on http://www.wordinfo.info/words/index/info/view_unit/1272/