Main definitions of preganglionic in US English:

: preganglionic1preganglionic2

preganglionic1

adjective

Physiology
  • (of an autonomic nerve) running from the central nervous system to a ganglion.

    Compare with postganglionic

Pronunciation

preganglionic

/ˌpriˌɡæŋɡliˈɑnɪk//ˌprēˌɡaNGɡlēˈänik/

Main definitions of preganglionic in US English:

: preganglionic1preganglionic2

preganglionic2

adjective

Physiology Anatomy
  • Located proximal to a ganglion; specifically of, relating to, or designating autonomic nerve fibres and neurons that originate in the central nervous system and terminate in a ganglion. Contrasted with postganglionic.

Origin

Late 19th century. From pre- + ganglionic. Compare postganglionic.

Pronunciation

preganglionic

/ˌpriˌɡæŋɡliˈɑnɪk//ˌprēˌɡaNGɡlēˈänik/