ganglia

1 definition found

ganglia - Collaborative International Dictionary of English v.0.48 :

  Ganglion \Gan"gli*on\, n.; pl. L. Ganglia, E. Ganglions. [L.
     ganglion a sort of swelling or excrescence, a tumor under the
     skin, Gr. ?: cf. F. ganglion.]
     1. (Anat.)
        (a) A mass or knot of nervous matter, including nerve
            cells, usually forming an enlargement in the course of
            a nerve.
        (b) A node, or gland in the lymphatic system; as, a
            lymphatic ganglion.
            [1913 Webster]
  
     2. (Med.) 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.
        [1913 Webster]