- Abbreviation for adenosine 5′-triphosphate.* * *according to protocol; addiction treatment program; adenosine triphosphate; ambient temperature and pressure; annual transmission potential; antitachycardia pacing; Arizona Telemedicine Program; autoimmune thrombocytopenic purpura
* * *ATP .ā-.tē-'pē, ā-'tē-.pē n a phosphorylated nucleotide C10H16N5O13P3 composed of adenosine and three phosphate groups that supplies energy for many biochemical cellular processes by undergoing enzymatic hydrolysis esp. to ADP called also adenosine triphosphate
* * *a compound that contains adenine, ribose, and three phosphate groups and occurs in cells. The chemical bonds of the phosphate groups store energy needed by the cell, for muscle contraction; this energy is released when ATP is split into ADP or AMP. ATP is formed from ADP or AMP using energy produced by the breakdown of carbohydrates or other food substances. See also mitochondrion.
* * *adenosine triphosphate.
Medical dictionary. 2011.