deoxyribose

[dee-ok-si-rahy-bohs]
noun Biochemistry.
  1. any of certain carbohydrates derived from ribose by the replacement of a hydroxyl group with a hydrogen atom.
  2. the sugar, HOCH2(CHOH)2CH2CHO, obtained from DNA by hydrolysis.

Origin of deoxyribose

First recorded in 1930–35; deoxy- + ribose
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for deoxyribose

deoxyribose

desoxyribose (dɛsˌɒksɪˈraɪbəʊs, -bəʊz)

noun
  1. a pentose sugar obtained by the hydrolysis of DNA. Formula: C 5 H 10 O 4
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

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

deoxyribose in Medicine

deoxyribose

[dē-ŏk′sē-rībōs′]
n.
  1. 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.

deoxyribose in Science

deoxyribose

[dē-ŏk′sē-rībōs′]
  1. 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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.