ADP

American  

[ey-dee-pee] / ˈeɪˈdiˈpi /

abbreviation

1. Also called adenosine diphosphoric acid. Biochemistry. adenosine diphosphate: an ester of adenosine and pyrophosphoric acid, C 10 H 12 N 5 O 3 H 3 P 2 O 7 , derived from ATP, and serving to transfer energy during glycolysis.

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

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ADP British  

noun

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

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ADP Scientific  

/ 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: C ₁₀ H ₁₅ N ₅ O ₁₀ P ₂ .

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• ATP vs. ADP

Example Sentences

See Examples For:

ADP

The giant payroll processor ADP, for instance, said that in August, private-sector businesses added the fewest new jobs in seven months: just 38,000.

From MarketWatch ● Sep. 3, 2026

Hiring by private-sector employers saw softer growth last month, according to human-resources company ADP.

From The Wall Street Journal ● Sep. 2, 2026

Key details: The estimated 38,000 increase in private-sector jobs in August as determined by ADP follows a revised gain of 46,000 in July.

From MarketWatch ● Sep. 2, 2026

Private companies added a net 38,000 jobs in August, after adding a revised 46,000 jobs in July, ADP said.

From The Wall Street Journal ● Sep. 2, 2026

The charging of the battery, in which ADP and a free phosphate group are combined to restore ATP, is coupled to the oxidative process; the close linking is known as coupled phosphorylation.

From "Silent Spring" by Rachel Carson