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pentose

[pen-tohs] /ˈpɛn toʊs/
noun, Chemistry
1.
a monosaccharide containing five atoms of carbon, as xylose, C 5 H 1 0 O 5 , or produced from pentosans by hydrolysis.
Origin
< German (1890); see pent(a)-, -ose2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for pentose
  • They are mostly sugar derivatives, hexose, pentose and citrate.
British Dictionary definitions for pentose

pentose

/ˈpɛntəʊs/
noun
1.
any monosaccharide containing five atoms of carbon per molecule: occur mainly in plants and the nucleic acids
Word Origin
C20: from penta- + -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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pentose in Medicine

pentose pen·tose (pěn'tōs', -tōz')
n.
Any of a class of monosaccharides having five carbon atoms per molecule and including ribose and several other sugars.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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pentose in Science
pentose
  (pěn'tōs')   
Any of a class of simple sugars (monosaccharides) having five carbon atoms per molecule. Ribose and deoxyribose are pentoses.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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9
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