sphingosine
/ˈsfɪŋgəʊsiːn/noun
mass noun
1- Biochemistry a basic compound which is a constituent of a number of substances important in the metabolism of nerve cells, especially sphingomyelins【生化】（神经）鞘氨醇。
1.1
- A crystalline alcohol; chem. formula: C18H37NO2.水晶酒精; 化学分子式： C18H37NO2.