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deoxyribose

[dee-ok-si-rahy-bohs] /diˌɒk sɪˈraɪ boʊs/
noun, Biochemistry
1.
any of certain carbohydrates derived from ribose by the replacement of a hydroxyl group with a hydrogen atom.
2.
the sugar, HOCH 2 (CHOH) 2 CH 2 CHO, obtained from DNA by hydrolysis.
Origin of deoxyribose
1930-1935
1930-35; deoxy- + ribose
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for deoxyribose
  • The two uprights of this ladder are composed of molecules of a sugar called deoxyribose.
  • Below the phosphate group on the diagram is a deoxyribose sugar molecule, shaded in pink.
  • A notable exception, deoxyribose, as its name suggests, has a missing oxygen atom.
British Dictionary definitions for deoxyribose

deoxyribose

/diːˌɒksɪˈraɪbəʊs; -bəʊz/
noun
1.
a pentose sugar obtained by the hydrolysis of DNA. Formula: C5H10O4
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 deoxyribose
n.

1931, from deoxy- (because the 2' hydroxyl (-OH) in the sugar is in this case reduced to a hydrogen (H) by loss of an oxygen) + ribose.

Online Etymology Dictionary, © 2010 Douglas Harper
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deoxyribose in Medicine

deoxyribose de·ox·y·ri·bose (dē-ŏk'sē-rī'bōs')
n.
A sugar that is a constituent of DNA.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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deoxyribose in Science
deoxyribose
  (dē-ŏk'sē-rī'bōs')   
The sugar found in the side chains of DNA, differing from ribose in having a hydrogen atom instead of an OH group on one of its carbon atoms. Chemical formula: C5H10O4.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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