ganglion

noun
gan·​gli·​on | \ ˈgaŋ-glē-ən How to pronounce ganglion (audio) \
plural ganglia\ ˈgaŋ-​glē-​ə How to pronounce ganglia (audio) \ also ganglions

Definition of ganglion

1 : a small cystic tumor connected either with a joint membrane or tendon sheath
2a : a mass of nerve tissue containing cell bodies of neurons external to the brain or spinal cord also : nucleus sense 2b
b : something likened to a nerve ganglion a ganglion of cables and wires

Other Words from ganglion

ganglionated \ ˈgaŋ-​glē-​ə-​ˌnā-​təd How to pronounce ganglionated (audio) \ adjective
ganglionic \ ˌgaŋ-​glē-​ˈä-​nik How to pronounce ganglionic (audio) \ adjective

First Known Use of ganglion

1597, in the meaning defined at sense 1

History and Etymology for ganglion

borrowed from Latin, borrowed from Greek ganglíon "tumor on a tendon, mass of nerve tissue (thought to resemble such tumors)," of obscure origin

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Time Traveler for ganglion

The first known use of ganglion was in 1597

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More Definitions for ganglion

ganglion

noun

English Language Learners Definition of ganglion

medical : a mass of nerve cells

ganglion

noun
gan·​gli·​on | \ ˈgaŋ-glē-ən How to pronounce ganglion (audio) \
plural ganglia\ -​glē-​ə \

Kids Definition of ganglion

: a mass of nerve cells especially outside the brain or spinal cord

ganglion

noun
gan·​gli·​on | \ ˈgaŋ-glē-ən How to pronounce ganglion (audio) \
plural ganglia\ -​glē-​ə How to pronounce ganglia (audio) \ also ganglions

Medical Definition of ganglion

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
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 separation
b : a mass of gray matter within the brain or spinal cord : nucleus sense 2 — see basal ganglion

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More from Merriam-Webster on ganglion

Rhyming Dictionary: Words that rhyme with ganglion

Spanish Central: Translation of ganglion

Nglish: Translation of ganglion for Spanish Speakers

Britannica English: Translation of ganglion for Arabic Speakers

Britannica.com: Encyclopedia article about ganglion

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