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sphingosine

[sfing-guh-seen, -sin] /ˈsfɪŋ gəˌsin, -sɪn/
noun, Biochemistry
1.
a basic unsaturated amino alcohol, C 1 8 H 3 3 (OH) 2 NH 2 , produced by the hydrolysis of sphingomyelin or gangliosides.
Origin
1881
1881; earlier sphingosin, equivalent to sphingo-, combining form representing Greek sphínx sphinx + intrusive -s- + -in2; so called in allusion to the enigmas it posed for its discoverer
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for sphingosine

sphingosine

/ˈsfɪŋɡəsɪn; -ˌsiːn/
noun
1.
(biochem) a long-chain compound occurring in sphingomyelins and cerebrosides, and from which it can be released by hydrolysis. Formula: CH3(CH2)12CH:CHCH(OH)CH(NH2)CH2OH
Word Origin
from sphingos-, from Greek sphingein to hold fast + -ine²
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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sphingosine in Medicine

sphingosine sphin·go·sine (sfĭng'gə-sēn')
n.
A basic, long-chain, unsaturated amino alcohol, found combined with lipids in the brain and in nerve tissue.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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