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, HOCH 2 (CHOH) 2 CH 2 CHO, obtained from DNA by hydrolysis.

deoxyribose

/ dɛsˌɒksɪˈraɪbəʊs; -bəʊz; diːˌɒksɪˈraɪbəʊs; -bəʊz /

noun

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

deoxyribose

/ dē-ŏk′sē-rī′bōs′ /

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: C 5 H 10 O 4 .

Word History and Origins

Origin of deoxyribose¹

First recorded in 1930–35; deoxy- + ribose