Wordnet 3.0
NOUN (1)
1.
a major part of the central nervous system which conducts sensory and motor nerve impulses to and from the brain;
a long tubelike structure extending from the base of the brain through the vertebral canal to the upper lumbar region;
[syn: spinal cord, medulla spinalis]
WordNet (r) 3.0 (2006):
medulla spinalis
n 1: a major part of the central nervous system which conducts
sensory and motor nerve impulses to and from the brain; a
long tubelike structure extending from the base of the
brain through the vertebral canal to the upper lumbar
region [syn: spinal cord, medulla spinalis]