[ ad-n-in, -een, -ahyn ]
/ ˈæd n ɪn, -ˌin, -ˌaɪn /
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Biochemistry. a purine base, C5H5N5, one of the fundamental components of nucleic acids, as DNA, in which it forms a base pair with thymine, and RNA, in which it pairs with uracil. Symbol: A
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Words nearby adenine
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for adenine
Adenine and guanine are constituents of all nucleic acids (see below) and, hence, are found in all plant and animal tissues.The Chemistry of Plant Life|Roscoe Wilfred Thatcher
British Dictionary definitions for adenine
/ (ˈædənɪn, -ˌniːn, -ˌnaɪn) /
a purine base present in tissues of all living organisms as a constituent of the nucleic acids DNA and RNA and of certain coenzymes; 6-aminopurine. Formula: C 5 H 5 N 5; melting pt: 360–365°C
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 adenine
[ ăd′n-ēn′, -ĭn ]
A purine base that is a constituent of DNA and RNA and an important energy transport and storage component in cellular metabolism.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for adenine
[ ăd′n-ēn′ ]
A purine base that is a component of DNA and RNA, forming a base pair with thymine in DNA and with uracil in RNA. Adenine is also part of other biologically important compounds, such as ATP, NAD, and vitamin B-12, and occurs in tea. Chemical formula: C5H5N5.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.