Main Entry: gan·gli·on

Pronunciation: \ˈgaŋ-glē-ən\

Function: noun

Inflected Form(s): plural -glia \-glē-ə\ also gan·gli·ons

1 : a small cystic tumor (as on the back of the wrist) containing viscid fluid and connected either with a joint membrane or tendon sheath
2 a : a mass of nerve tissue containing cell bodies of neurons that is located outside the central nervous system and forms an enlargement upon a nerve or upon two or more nerves at their point of junction or separation b : a mass of gray matter within the brain or spinal cord : nucleus 2—see basal ganglion