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Meaning of ganglion

gan•gli•on

Pronunciation: (gang'glē-un), [key]
— pl. -gli•a -gli•ons.
    1. a mass of nerve tissue existing outside the central nervous system.
    2. any of certain masses of gray matter in the brain, as the basal ganglia.
  1. a cyst or enlargement in connection with the sheath of a tendon, usually at the wrist.
  2. a center of intellectual or industrial force, activity, etc.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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