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nucleoside

[ noo-klee-uh-sahyd, nyoo- ]

noun

, Biochemistry.
  1. any of the class of compounds derived by the hydrolysis of nucleic acids or nucleotides, consisting typically of deoxyribose or ribose combined with adenine, guanine, cytosine, uracil, or thymine.


nucleoside

/ ˈnjuːklɪəˌsaɪd /

noun

  1. biochem a compound containing a purine or pyrimidine base linked to a sugar (usually ribose or deoxyribose)
“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


nucleoside

/ no̅o̅klē-ə-sīd′ /

  1. Any of various compounds consisting of a sugar, usually ribose or deoxyribose, and a nitrogen base (a purine or pyrimidine). Nucleosides are constituents of the nucleotides of nucleic acids. Adenosine and thymidine are nucleosides.


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Word History and Origins

Origin of nucleoside1

First recorded in 1910–15; nucle(o) ( def ) + -ose 2 + -ide ( def )
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Word History and Origins

Origin of nucleoside1

C20: from nucleo- + -ose ² + -ide
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Compare Meanings

How does nucleoside compare to similar and commonly confused words? Explore the most common comparisons:

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nucleosidasenucleoside analogue