[ thahy-mi-deen ]
/ ˈθaɪ mɪˌdin /
a nucleoside, C10H14N2O5, containing thymine and deoxyribose, that is a constituent of DNA.
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Words nearby thymidine
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for thymidine
/ (ˈθaɪmɪˌdiːn) /
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
Medical definitions for thymidine
[ thī′mĭ-dēn′ ]
A nucleoside composed of thymine and deoxyribose.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for thymidine
[ thī′mĭ-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.