ganglion

• POS: Noun
• HYPHEN: gan=gli=on

CIDE DICTIONARY

ganglion, n. [L. ganglion a sort of swelling or excrescence, a tumor under the skin, Gr. : cf. F. ganglion.].

•  A mass or knot of nervous matter, including nerve cells, usually forming an enlargement in the course of a nerve.  [1913 Webster]
•  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.

OXFORD DICTIONARY

ganglion, n. (pl. ganglia or ganglions)
1 a an enlargement or knot on a nerve etc. containing an assemblage of nerve-cells. b a mass of grey matter in the central nervous system forming a nerve-nucleus.
2 Med. a cyst, esp. on a tendon sheath.
3 a centre of activity or interest.

Derivative

gangliar adj. gangliform adj. ganglionated adj. ganglionic adj.

Etymology

Gk gagglion

THESAURUS

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