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galactose

[guh-lak-tohs]

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SEE MORE SYNONYMS FOR galactose ON THESAURUS.COM

noun Chemistry.

a white, crystalline, water-soluble hexose sugar, C6H12O6, obtained in its dextrorotatory form from milk sugar by hydrolysis and in its levorotatory form from mucilages.

Origin of galactose

First recorded in 1865–70; galact- + -ose²

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for galactose

sugar, starch, lactose, glucose, cellulose, glycogen, monosaccharide, disaccharide, sucrose, maltose, fructose, dextrose, dextrin, polysaccharide

Examples from the Web for galactose

Historical Examples of galactose

This was directly established for glucose, lævulose, galactose, and arabinose .
Researches on Cellulose
C. F. Cross
A complex of products was obtained, from which galactose was isolated.
Researches on Cellulose
C. F. Cross
On saponifying, it is split up into digitogenin, galactose, and dextrose.
Poisons: Their Effects and Detection
Alexander Wynter Blyth
The temperature coefficient of the fermentation of galactose also differs slightly from that of the other hexoses.
Alcoholic Fermentation
Arthur Harden
It will be seen that in one case the rate of fermentation of galactose was considerably greater than that of glucose.
Alcoholic Fermentation
Arthur Harden

British Dictionary definitions for galactose

galactose

noun

a white water-soluble monosaccharide found in lactose. Formula: C 6 H 12 O 6

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

galactose in Medicine

galactose

[gə-lăk′tōs′]

n.

A monosaccharide commonly occurring in lactose.brain sugar

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

galactose in Science

galactose

[gə-lăk′tōs′]

A monosaccharide commonly occurring in lactose and in certain pectins, gums, and mucilages. Chemical formula: C6H12O6.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.