inosine

noun

ino·​sine ˈi-nə-ˌsēn How to pronounce inosine (audio) ˈī- How to pronounce inosine (audio)
-sən
: a nucleoside C10H12N4O5 that is composed of hypoxanthine and ribose, that in the form of its monophosphate is a biosynthetic precursor of both AMP and its guanosine analog, and that binds to adenine, cytosine, or uracil especially in some transfer RNAs compare poly i entry c

Examples of inosine in a Sentence

Recent Examples on the Web These proteins bind to RNAs and alter their sequence by changing a familiar base known as adenosine into a molecule called inosine. Sara Reardon, Scientific American, 5 Feb. 2020 Although not one of the canonical RNA bases, inosine is read by the cell’s protein-translation machinery as the familiar guanosine. Sara Reardon, Scientific American, 5 Feb. 2020

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'inosine.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

International Scientific Vocabulary inosinic acid (the acid C10H13N4O8P; inosinic, from Greek in-, is sinew + International Scientific Vocabulary -ose entry 2 + -in entry 1 + -ic entry 1) + -ine entry 2

First Known Use

1911, in the meaning defined above

Time Traveler
The first known use of inosine was in 1911

Dictionary Entries Near inosine

Cite this Entry

“Inosine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/inosine. Accessed 12 Oct. 2024.

Medical Definition

inosine

noun
ino·​sine ˈin-ə-ˌsēn How to pronounce inosine (audio) ˈī-nə- How to pronounce inosine (audio)
-sən
: a crystalline nucleoside C10H12N4O5 that is composed of hypoxanthine and ribose, that in the form of its monophosphate is a biosynthetic precursor of both AMP and its guanosine analog, and that binds to adenine, cytosine, or uracil especially in some transfer RNAs
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