Ganglion

gang′gli-on, n. a tumour in the sheath of a tendon: an enlargement in the course of a nerve: any special centre of nervous action:— pl. Gang′lia , Gang′lions .— adjs. Gang′liac , Gang′lial , Ganglion′ic , pertaining to a ganglion; Gang′liate , -d , provided with a ganglion or ganglia; Gang′liform , Gang′lioform , having the form of a ganglion; Gang′lionary , composed of ganglia.— n. Gang′lion-cell ( an at. ), a nerve-cell with nucleus and nucleones.— Basal ganglia , ganglia situated at the bottom of the cerebrum. [Gr.]