sphingosine

noun

sphin·​go·​sine ˈsfiŋ-gə-ˌsēn How to pronounce sphingosine (audio)
plural sphingosines
: a long-chain unsaturated amino alcohol C18H37O2N that is found especially in cell membranes and is a primary constituent of sphingolipids

Word History

Etymology

Greek sphingos (genitive of sphinx) + English -ine entry 2; from riddles it posed to its first investigators

First Known Use

1881, in the meaning defined above

Time Traveler
The first known use of sphingosine was in 1881

Dictionary Entries Near sphingosine

Cite this Entry

“Sphingosine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sphingosine. Accessed 25 Jul. 2024.

Medical Definition

sphingosine

noun
sphin·​go·​sine ˈsfiŋ-gə-ˌsēn How to pronounce sphingosine (audio) -sən How to pronounce sphingosine (audio)
: an unsaturated amino diol C18H37NO2 obtained by hydrolysis of various sphingomyelins, cerebrosides, and gangliosides

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