Organic Chemical
nucleoside Audio
nu·cle·o·side [ noo-klee-uh-sahyd, nyoo- ]
Subclass of:
Nucleic Acids, Nucleotides, and Nucleosides; Glycosides
Definitions related to nucleosides:
  • Any of the glycosylamines consisting of either a purine or pyrimidine nucleobase, to a ribose or deoxyribose ring. Examples of these include cytidine, uridine, adenosine, guanosine, thymidine, inosine and others.
    NCI Thesaurus
    U.S. National Cancer Institute, 2021
  • Purine or pyrimidine bases attached to a ribose or deoxyribose. (From King & Stansfield, A Dictionary of Genetics, 4th ed)
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
  • Nucleoside, a structural subunit of nucleic acids, the heredity-controlling components of all living cells, consisting of a molecule of sugar linked to a nitrogen-containing organic ring compound. In the most important nucleosides, the sugar is either ribose or deoxyribose, and the...
    Encyclopedia Britannica
    Encyclopedia Britannica, Inc., 2020
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