from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A white powder, C5H4N4O, that is an intermediate in the metabolism of animal purines.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A bicyclic heterocycle 3,7-dihydropurin-6-one that is an intermediate in the biosynthesis of uric acid

from The Century Dictionary and Cyclopedia

  • n. A substance (C5H4N4O) found in the muscles, liver, spleen, and other organs, which crystallizes in needles and forms compounds with both acids and bases. It is also produced during the putrefaction of proteids. Also called sarcine.


Sorry, no etymologies found.



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