ganglion
/ˈɡæŋ.ɡli.ən/ noun
Forms ganglia ganglions
- noun An encapsulated collection of nerve cell bodies, typically linked by synapses, and often forming a swelling on a nerve fiber.
- noun Any of certain masses of gray matter in the central nervous system, as the basal ganglia.
- noun (transferred sense) A centre of intellectual or industrial force, activity, etc.
- noun (pathology) A benign cystic tumour on a tendon sheath or joint capsule.
Synonyms
Etymology
Borrowed from Ancient Greek γᾰγγλῐ́ον (gănglĭ́on, “encysted tumour on a tendon or aponeurosis”).
Webster’s 1913
- noun (a) A mass or knot of nervous matter, including nerve cells, usually forming an enlargement in the course of a nerve.
- noun 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. Ganglion cell, a nerve cell. See Illust. under Bipolar.
Etymology [L. ganglion a sort of swelling or excrescence, a tumor under the skin, Gr. ganglion.]
Sources: Wiktionary · Webster’s 1913 — from the Wiktionary entry “ganglion”, CC BY-SA 4.0. Details