|—n , pl -glia, -glions|
|1.||an encapsulated collection of nerve-cell bodies, usually located outside the brain and spinal cord|
|2.||any concentration of energy, activity, or strength|
|3.||a cystic tumour on a tendon sheath or joint capsule|
|[C17: from Late Latin: swelling, from Greek: cystic tumour]|
ganglion gan·gli·on (gāng'glē-ən)
n. pl. gan·gli·ons or gan·gli·a (-glē-ə)
A group of nerve cells forming a nerve center, especially one located outside the brain or spinal cord. Also called neuroganglion.
A benign tumorlike cyst containing mucopolysaccharide-rich fluid enclosed within fibrous tissue and usually attached to a tendon sheath in the hand, wrist, or foot. Also called myxoid cyst, synovial cyst.
|ganglion (gāng'glē-ən) Pronunciation Key
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.