Ganglion meaning

găngglē-ən
A group of nerve cells forming a nerve center, especially one located outside the brain or spinal cord.
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A center of power, activity, or energy.
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A center of force, energy, activity, etc.
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(by extension) A centre of intellectual or industrial force, activity, etc.
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(medicine) A benign cystic lesion resembling a tumor, occurring in a tendon sheath or joint capsule.
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A mass of nerve cells serving as a center from which nerve impulses are transmitted.
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A cystic tumor on a tendon sheath.
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A group of nerve cells forming a nerve center, especially one located outside the brain or spinal cord.
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(medicine) A benign cystic lesion resembling a tumor, occurring in a tendon sheath or joint capsule.
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A compact group of neurons enclosed by connective tissue and having a specific function. In invertebrate animals, pairs of ganglia occur at intervals along the axis of the body, with the forwardmost pair functioning like a brain. In vertebrates, ganglia are usually located outside the brain or spinal cord, where they regulate the functioning of the body's organs and glands as part of the autonomic nervous system.
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(neuroanatomy)
  • An encapsulated collection of nerve-cell bodies, located outside the brain and spinal cord.
  • Any of certain masses of gray matter in the brain, as the basal ganglia.
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(pathology) A cystic tumour on a tendon sheath or joint capsule; a ganglion cyst.
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Origin of ganglion

  • From Greek cystlike tumor, nerve bundle

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Ancient Greek γάγγλιον (ganglion, “encysted tumour on a tendon, anything gathered into a ball”).

    From Wiktionary