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fructose

[fruhk-tohs, froo k-, frook-] /ˈfrʌk toʊs, ˈfrʊk-, ˈfruk-/
noun
1.
Chemistry, Pharmacology. a yellowish to white, crystalline, water-soluble, levorotatory ketose sugar, C 6 H 12 O 6 , sweeter than sucrose, occurring in invert sugar, honey, and a great many fruits: used in foodstuffs and in medicine chiefly in solution as an intravenous nutrient.
Also called levulose, fruit sugar.
Origin
1860-1865
1860-65; fruct- + -ose2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for fructose
  • Photosynthesis generates sucrose, or table sugar, which is broken down into glucose and the sweeter fructose during ripening.
  • Made with cane sugar and not high-fructose corn syrup, the imported soda is good to go.
  • Corn for ethanol has already raised the cost of grain feed and high fructose corn syrup.
  • High-fructose corn syrup is corn syrup treated with amylase and other enzymes, which together help convert glucose into fructose.
  • Maybe they would accept a huge donation from a producer of high fructose corn syrup.
  • The simplest include glucose, fructose, and galactose.
  • The enzyme splits sucrose into fructose and glucose, researchers found, then adds the glucose to the growing plaque strings.
  • For example, it secretes an enzyme called invertase that breaks the sugar sucrose in half, forming glucose and fructose.
  • They are not fluorescent concoctions redolent of high-fructose corn syrup.
  • Throw out all of your fructose, and white flour based foods and drinks.
British Dictionary definitions for fructose

fructose

/ˈfrʌktəʊs; -təʊz; ˈfrʊk-/
noun
1.
a white crystalline water-soluble sugar occurring in honey and many fruits. Formula: C6H12O6 Also called laevulose, fruit sugar
Word Origin
C19: from Latin frūctus fruit + -ose²
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
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Word Origin and History for fructose
n.

sugar found in fruit, 1864, coined in English from Latin fructus (see fruit) + chemical suffix -ose.

Online Etymology Dictionary, © 2010 Douglas Harper
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fructose in Medicine

fructose fruc·tose (frŭk'tōs', fruk'-)
n.
A very sweet sugar occurring in many fruits and honey and used as a preservative for foodstuffs and as an intravenous nutrient. Also called fruit sugar, levulose.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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fructose in Science
fructose
  (frŭk'tōs')   
A simple sugar (monosaccharide) found in honey, many fruits, and some vegetables. Fructose linked to glucose is the structure of table sugar, or sucrose. Fructose is an important source of energy for cellular processes. Chemical formula: C6H12O6.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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