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3 definitions found
 for Ganglion
From The Collaborative International Dictionary of English v.0.48 :

  Ganglion \Gan"gli*on\, n.; pl. L. Ganglia, E. Ganglions. [L.
     ganglion a sort of swelling or excrescence, a tumor under the
     skin, Gr. ?: cf. F. ganglion.]
     1. (Anat.)
        (a) A mass or knot of nervous matter, including nerve
            cells, usually forming an enlargement in the course of
            a nerve.
        (b) A node, or gland in the lymphatic system; as, a
            lymphatic ganglion.
            [1913 Webster]
     2. (Med.) A globular, hard, indolent tumor, situated
        somewhere on a tendon, and commonly formed by the effusion
        of a viscid fluid into it; -- called also weeping sinew.
        [1913 Webster]
     Ganglion cell, a nerve cell. See Illust. under Bipolar.
        [1913 Webster]

From WordNet (r) 3.0 (2006) :

      n 1: an encapsulated neural structure consisting of a collection
           of cell bodies or neurons

From Moby Thesaurus II by Grady Ward, 1.0 :

  30 Moby Thesaurus words for "ganglion":
     afferent neuron, autonomic nervous system, axon, brain,
     center of activity, central nervous system, cerebral cortex,
     craniosacral nervous system, dendrite, effector organ,
     efferent neuron, gray matter, internuncial neuron,
     medullary sheath, nerve, nerve center, nerve trunk, nervous system,
     neuron, peripheral nervous system, plexus, sensorium, sensory area,
     sensory cell, solar plexus, spinal cord, synapse,
     thoracolumbar nervous system, vital center, white matter

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