ADP

noun

ˌā-(ˌ)dē-ˈpē 

: a nucleotide C₁₀H₁₅N₅O₁₀P₂ composed of adenosine and two phosphate groups that is formed in living cells as an intermediate between ATP and AMP and that is reversibly converted to ATP for the storing of energy by the addition of a high-energy phosphate group

called also adenosine diphosphate

Examples of ADP in a Sentence

Recent Examples on the Web

Their odds should be the same, as should their fantasy ADP (Langford goes about four rounds higher). —Michael Salfino, The Athletic, 20 Mar. 2025

Louisiana's median annual pay is $56,000, per payroll firm ADP. —Alex Fitzpatrick, Axios, 12 Mar. 2025

Private employers hired just 77,000 workers in February, the smallest increase since July, according to ADP Research. —Alexander Bolton, The Hill, 10 Mar. 2025

Earlier this week, the private sector payrolls processor ADP tallied 77,000 net gains in February, far fewer than the 148,000 forecast. —Rob Wile, NBC News, 7 Mar. 2025

Word History

Etymology

adenosine diphosphate

First Known Use

1942, in the meaning defined above

Kids Definition

ADP

noun

ˌā-ˌdē-ˈpē 

ā-ˈdē-ˌpē

: a compound formed in living cells that reacts to form ATP

Medical Definition

ADP

noun

ˌā-ˌdē-ˈpē  ā-ˈdē-ˌpē 

: a nucleotide C₁₀H₁₅N₅O₁₀P₂ composed of adenosine and two phosphate groups that is formed in living cells as an intermediate between ATP and AMP and that is reversibly converted to ATP for the storing of energy by the addition of a high-energy phosphate group

called also adenosine diphosphate