- a colorless, crystalline trisaccharide, C18H32O16⋅5H2O, with little or no sweetness, occurring in the sugar beet, cottonseed, etc., and breaking down to fructose, glucose, and galactose on hydrolysis.
Origin of raffinose
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Examples from the Web for raffinose
It is a constituent of sucrose, of raffinose, and of the polysaccharide inulin, from which it may be obtained by hydrolysis.
The hydrolysis of raffinose presents several interesting possibilities.
Three trisaccharides which are non-reducing sugars are found in plants; namely, raffinose, gentianose, and melizitose.
- biochem a trisaccharide of fructose, glucose, and galactose that occurs in sugar beet, cotton seed, certain cereals, etc. Formula: C 18 H 32 O 16
C19: from French raffiner to refine + -ose ²
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
- A white crystalline sugar obtained from cottonseed meal, sugar beets, and molasses. Raffinose is an oligosaccharide, consisting of three simple sugars (fructose, galactose, and glucose) linked together. Chemical formula: C18H32O16.
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