- Also called adenosine diphosphate, adenosinediphosphoric acid. Biochemistry. an ester of adenosine and pyrophosphoric acid, C10H12N5O3H3P2O7, derived from ATP, and serving to transfer energy during glycolysis.
- automatic data processing: the processing of data by computers or related devices, using techniques that reduce human intervention to a minimum.
Origin of ADP
First recorded in 1940–45
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for adp
The same excuse was trotted out when the January ADP number came in weak.The True Cost of Extreme Weather…Or is it Climate Change?
February 13, 2014
ADP concluded that employers added 215,000 positions in December.December’s Economic Signs Looked Positive Amid Uncertainty
January 3, 2013
If ADP had been right and the number had been 175,000, I and the folks on my side would be crowing.Jobs Numbers: Conservatives, This Thread's For You
July 6, 2012
- 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
- Adenosine diphosphate; an ester of adenosine that is converted to ATP for the storage of energy.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- 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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.