adenosine triphosphate(redirected from adenosine 5'-triphosphate)
Also found in: Thesaurus, Medical, Encyclopedia.
(Biochemistry) the full name of ATP1
adenosine triphosphate: a nucleotide that is the primary source of energy in all living cells because of its function in donating a phosphate group during biochemical activities; composed of adenosine, ribose, and three phosphate groups and formed by enzymatic reaction from adenosine diphosphate and an orthophosphate. Compare ADP.
1. (ATP) A substance that supplies the immediate energy needs of cell.
2. (ATP) A compound that stores chemical energy in cells.