nucleoside

noun
nu·cle·o·side | \ˈnü-klē-ə-ˌsīd, ˈnyü-\

Definition of nucleoside 

: a compound (such as guanosine or adenosine) that consists of a purine or pyrimidine base combined with deoxyribose or ribose and is found especially in DNA or RNA

Examples of nucleoside in a Sentence

Recent Examples on the Web

In a group of nine patients with a disease similar to Charlie’s, one was able to breathe without a ventilator after being treated with nucleosides to improve muscle function, the doctor said. Joanna Sugden, WSJ, "Charlie Gard Has Chance of Improvement With Therapy, U.S. Doctor Tells Court," 13 July 2017 His parents want to take him to the U.S. for nucleoside therapy. Erin Hill, PEOPLE.com, "Parents of Terminally Ill Baby Charlie Gard Storm Out of Court After Disagreement with Judge," 13 July 2017 With that, doctors concluded that nucleoside therapy would only prolong the child’s suffering. Dan Bilefsky And Sewell Chan, New York Times, "For Parents of U.K. Infant, Trump’s Tweet Is Latest Twist in an Agonizing Journey," 4 July 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'nucleoside.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of nucleoside

1911, in the meaning defined above

History and Etymology for nucleoside

International Scientific Vocabulary nucle- + -ose entry 2 + -ide

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The first known use of nucleoside was in 1911

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More Definitions for nucleoside

nucleoside

noun
nu·cle·o·side | \ˈn(y)ü-klē-ə-ˌsīd \

Medical Definition of nucleoside 

: a compound (as guanosine or adenosine) that consists of a purine or pyrimidine base combined with deoxyribose or ribose and is found especially in DNA or RNA — compare nucleotide

More from Merriam-Webster on nucleoside

Britannica.com: Encyclopedia article about nucleoside

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