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thymidine

[ thahy-mi-deen ]
/ ˈθaɪ mɪˌdin /
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noun Biochemistry.
a nucleoside, C10H14N2O5, containing thymine and deoxyribose, that is a constituent of DNA.

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Origin of thymidine

Blend of thymine and -ide
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for thymidine

thymidine
/ (ˈθaɪmɪˌdiːn) /

noun
the crystalline nucleoside of thymine, found in DNA. Formula: C 10 H 14 N 2 O 5

Word Origin for thymidine

C20: from thym (ine) + -ide + -ine ²
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

Scientific definitions for thymidine

thymidine
[ thīmĭ-dēn′ ]

A nucleoside composed of thymine and deoxyribose that (with the addition of phosphate to form the nucleotide thymine) occurs in DNA. Radioactively tagged thymidine has been used in genetics research to study DNA synthesis in the nuclei of cells undergoing cell division. Chemical formula: C10H14N2O5.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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