ganglion

play
noun gan·gli·on \ˈgaŋ-glē-ən\

Definition of ganglion

plural

-glia

\-glē-ə\ also

ganglions

  1. 1 :  a small cystic tumor connected either with a joint membrane or tendon sheath

  2. 2 a :  a mass of nerve tissue containing cell bodies of neurons external to the brain or spinal cord; also :  nucleus 2b b :  something likened to a nerve ganglion <a ganglion of cables and wires>

ganglionated

play \ˈgaŋ-glē-ə-ˌnā-təd\ adjective

ganglionic

play \ˌgaŋ-glē-ˈä-nik\ adjective

Origin and Etymology of ganglion

Late Latin, from Greek


First Known Use: circa 1681


GANGLION Defined for English Language Learners

ganglion

play
noun gan·gli·on \ˈgaŋ-glē-ən\

Definition of ganglion for English Language Learners

  • medical : a mass of nerve cells


GANGLION Defined for Kids

ganglion

play
noun gan·gli·on \ˈgaŋ-glē-ən\

Definition of ganglion for Students

plural

ganglia

\-glē-ə\
  1. :  a mass of nerve cells especially outside the brain or spinal cord


Medical Dictionary

ganglion

play
noun gan·gli·on \ˈgaŋ-glē-ən\

Medical Definition of ganglion

plural

ganglia

\-glē-ə\play also

ganglions

  1. 1:  a small cystic tumor (as on the back of the wrist) containing viscid fluid and connected either with a joint membrane or tendon sheath

  2. 2a:  a mass of nerve tissue containing cell bodies of neurons that is located outside the central nervous system and forms an enlargement upon a nerve or upon two or more nerves at their point of junction or separationb:  a mass of gray matter within the brain or spinal cord :  nucleus 2—see basal ganglion



Seen and Heard

What made you want to look up ganglion? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

skillful, artistic, or intricate

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • hot-dog--hot-dog--hot-dog--hot-dog-cat
  • Which of the following words is not a synonym for ‘a young person’?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ