ganglioside

noun

gan·​gli·​o·​side ˈgaŋ-glē-ə-ˌsīd How to pronounce ganglioside (audio)
: any of a group of glycolipids that yield a hexose sugar on hydrolysis and are found especially in the plasma membrane of cells of the gray matter

Word History

Etymology

borrowed from German Ganglioside, from Ganglion ganglion + -oside (in Glycoside glycoside); so called because such lipids were first isolated from ganglia in the brain

First Known Use

1943, in the meaning defined above

Time Traveler
The first known use of ganglioside was in 1943

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Cite this Entry

“Ganglioside.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ganglioside. Accessed 7 Jul. 2026.

Medical Definition

ganglioside

noun
gan·​gli·​o·​side ˈgaŋ-glē-ə-ˌsīd How to pronounce ganglioside (audio)
: any of a group of glycolipids that are found especially in the plasma membrane of cells of the gray matter and have sialic acid, hexoses, and hexosamines in the carbohydrate part and ceramide as the lipid

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