from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A purine base, C5H5N5, that is the constituent involved in base pairing with thymine in DNA and with uracil in RNA.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A base, C5H5N5, found in certain glands and tissues, which pairs with thymine in DNA and uracil in RNA.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. (biochemistry) purine base found in DNA and RNA; pairs with thymine in DNA and with uracil in RNA
From German Adenin, from Ancient Greek ἀδήν ("gland") + -ine. (Wiktionary)