raffinose

[ raf-uh-nohs ]

/ ˈræf əˌnoʊs /

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noun Biochemistry.

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.

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Also called gossypose, melitose, melitriose.

Origin of raffinose

1875–80; <French raffin(er) to refine (see raffinate) + -ose²

Words nearby raffinose

rafferty, Rafferty rules, raffia, raffia palm, raffinate, raffinose, raffish, raffle, raffles, rafflesia, Rafinesque

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use raffinose in a sentence

It is a constituent of sucrose, of raffinose, and of the polysaccharide inulin, from which it may be obtained by hydrolysis.
The Chemistry of Plant Life|Roscoe Wilfred Thatcher
The hydrolysis of raffinose presents several interesting possibilities.
The Chemistry of Plant Life|Roscoe Wilfred Thatcher
Three trisaccharides which are non-reducing sugars are found in plants; namely, raffinose, gentianose, and melizitose.
The Chemistry of Plant Life|Roscoe Wilfred Thatcher
Of the higher sugars raffinose is fermented by juice from bottom yeast, but more slowly than cane sugar or maltose.
Alcoholic Fermentation|Arthur Harden

British Dictionary definitions for raffinose

raffinose

/ (ˈræfɪˌnəʊz, -ˌnəʊs) /

noun

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

Word Origin for raffinose

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

Scientific definitions for raffinose

raffinose

[ răf′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.