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raffinose

[raf-uh-nohs] /ˈræf əˌnoʊs/
noun, Biochemistry
1.
a colorless, crystalline trisaccharide, C 1 8 H 3 2 O 1 6 ⋅5H 2 O, with little or no sweetness, occurring in the sugar beet, cottonseed, etc., and breaking down to fructose, glucose, and galactose on hydrolysis.
Also called gossypose, melitose, melitriose.
Origin
1875-1880
1875-80; < French raffin(er) to refine (see raffinate) + -ose2
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for raffinose
  • raffinose is a trisaccharide composed of galactose, fructose, and glucose.
British Dictionary definitions for raffinose

raffinose

/ˈræfɪˌnəʊz; -ˌnəʊs/
noun
1.
(biochem) a trisaccharide of fructose, glucose, and galactose that occurs in sugar beet, cotton seed, certain cereals, etc. Formula: C18H32O16
Word Origin
C19: from French raffiner to refine + -ose²
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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raffinose in Science
raffinose
  (rāf'ə-nōs')   
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.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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