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deoxyribose

[ dee-ok-si-rahy-bohs ]
/ diˌɒk sɪˈraɪ boʊs /

noun Biochemistry.

any of certain carbohydrates derived from ribose by the replacement of a hydroxyl group with a hydrogen atom.
the sugar, HOCH2(CHOH)2CH2CHO, obtained from DNA by hydrolysis.

Nearby words

deoxyribonuclease, deoxyribonucleic acid, deoxyribonucleoprotein, deoxyribonucleoside, deoxyribonucleotide, deoxyribose, deoxythymidylic acid, dep., depaint, depants, depardieu

Origin of deoxyribose

First recorded in 1930–35; deoxy- + ribose
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for deoxyribose

deoxyribose

desoxyribose (dɛsˌɒksɪˈraɪbəʊs, -bəʊz)

/ (diːˌɒksɪˈraɪbəʊs, -bəʊz) /

noun

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

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

Medicine definitions for deoxyribose

deoxyribose

[ dē-ŏk′sē-rībōs′ ]

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.

Science definitions for deoxyribose

deoxyribose

[ dē-ŏk′sē-rībōs′ ]

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.