Ganglion
Ganglion , noun
[Latin ganglion a sort of swelling or excrescence, a tumor under the skin, Greek {not transcribed}: compare French ganglion.]
1.
(a) (Anatomy) A mass or knot of nervous matter, including nerve cells, usually forming an enlargement in the course of a nerve.
(b)
(Anatomy) A node, or gland in the lymphatic system; as, a lymphatic ganglion.
2.
(Medicine) 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.
Collocations (1)
Ganglion cell , a nerve cell. See Illust. under Bipolar.