1. [syn: spinal cord, medulla spinalis]
The Collaborative International Dictionary of English v.0.48:
Spinal \Spi"nal\, a. [L. spinalis, fr. spina the spine: cf. F.
spinal. See Spine.]
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.
Spinal accessory nerves, the eleventh pair of cranial
nerves in the higher vertebrates. They originate from the
spinal cord and pass forward into the skull, from which
they emerge in company with the pneumogastrics.
Spinal column, the backbone, or connected series or
vertebrae which forms the axis of the vertebrate skeleton;
the spine; rachis; vertebral column.
Spinal cord, the great nervous cord extending backward from
the brain along the dorsal side of the spinal column of a
vertebrate animal, and usually terminating in a threadlike
appendage called the filum terminale; the spinal, or
vertebral, marrow; the myelon. The nervous tissue consists
of nerve fibers and nerve cells, the latter being confined
to the so-called gray matter of the central portions of
the cord, while the peripheral white matter is composed of
nerve fibers only. The center of the cord is traversed by
a slender canal connecting with the ventricles of the
WordNet (r) 3.0 (2006):
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]
Moby Thesaurus II by Grady Ward, 1.0:
27 Moby Thesaurus words for "spinal cord":
afferent neuron, autonomic nervous system, axon, brain,
central nervous system, cerebral cortex,
craniosacral nervous system, dendrite, effector organ,
efferent neuron, ganglion, gray matter, internuncial neuron,
medullary sheath, nerve, nerve trunk, nervous system, neuron,
peripheral nervous system, plexus, sensorium, sensory area,
sensory cell, solar plexus, synapse, thoracolumbar nervous system,