ADP Definition

ādēpē
noun
A nucleotide, C10 H15 N5 O10 P2 , that is composed of adenosine and two linked phosphate groups, and that is converted to ATP for the storage of energy.
American Heritage
A nucleotide, C10H15N5O10P2, present in, and vital to the energy processes of, all living cells: during biological oxidations energy is stored in the ATP molecule as ADP is converted to ATP, which later converts back to ADP, releasing the energy needed for muscular contractions, photosynthesis, bioluminescence, biosynthesis, etc.
Webster's New World
A nucleotide, C10 H15 N5 O10 P2 , that is composed of adenosine and two linked phosphate groups, and that is converted to ATP for the storage of energy in living cells.
American Heritage Medicine
Initialism of adenosine diphosphate.
Wiktionary
Synonyms:
abbreviation
Automatic data processing.
Webster's New World

Origin of ADP

  • a(denosine) d(i)p(hosphate)

    From American Heritage Dictionary of the English Language, 5th Edition