[ ey-dee-pee ]

abbreviation, noun
  1. Biochemistry.adenosine diphosphate: an ester of adenosine and pyrophosphoric acid, C10H12N5O3H3P2O7, derived from ATP, and serving to transfer energy during glycolysis.: Also called a·de·no·sine di·phos·phor·ic ac·id [uh-den-uh-seen dahy-fos-fawr-ik as-id] /əˈdɛn əˌsin daɪ fɒsˈfɔr ɪk ˈæs ɪd/ .

  2. Computers.automatic data processing: the processing of data by computers or related devices, using techniques that reduce human intervention to a minimum.: Compare EDP, IDP.

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Words Nearby ADP Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

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British Dictionary definitions for ADP


  1. biochem adenosine diphosphate; a nucleotide derived from ATP with the liberation of energy that is then used in the performance of muscular work

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

Scientific definitions for ADP


[ ā′dē′pē ]

  1. Short for adenosine diphosphate. An organic compound that is composed of adenosine and two phosphate groups. With the addition of another phosphate group, it is converted to ATP for the storage of energy during cell metabolism. It then forms again, from ATP, when a phosphate group is removed to release energy. Chemical formula: C10H15N5O10P2.

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