Definition of deoxyribose in English:

Share this entry


Pronunciation: /dɪˌɒksɪˈrʌɪbəʊz/
Pronunciation: /dɪˌɒksɪˈrʌɪbəʊs/


[mass noun] Biochemistry
A sugar derived from ribose by replacement of a hydroxyl group by hydrogen.
Example sentences
  • Sugars are vital components of life, e.g. the 5-carbon sugars ribose and deoxyribose are part of the skeletons of our information storage molecules, RNA and DNA respectively.
  • For example, ribose and deoxyribose are essential for the formation of the backbone of RNA and DNA.
  • Another difference between DNA and RNA is that RNA contains ribose, rather than deoxyribose.


1930s: from de- (expressing reduction) + oxy-2 + ribose.

For editors and proofreaders

Line breaks: de|oxy|ri¦bose

Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.