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

  • n. An adenosine-derived nucleotide, C10H16N5O13P3, that contains high-energy phosphate bonds and is used to transport energy to cells for biochemical processes, including muscle contraction and enzymatic metabolism, through its hydrolysis to ADP. ATP is hydrolyzed to AMP when it is incorporated into DNA or RNA.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adenosine triphosphate
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from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a nucleotide derived from adenosine that occurs in muscle tissue; the major source of energy for cellular reactions


a(denosine) t(ri)p(hosphate).
(American Heritage® Dictionary of the English Language, Fourth Edition)



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