ATP

[ ey-tee-pee ]

abbreviation for

, Biochemistry.

1. adenosine triphosphate: an ester of adenosine and triphosphoric acid, C 10 H 12 N 5 O 4 H 4 P 3 O 9 , formed especially aerobically by the reaction of ADP and an orthophosphate during oxidation, or by the interaction of ADP and phosphocreatine or certain other substrates, and serving as a source of energy for physiological reactions, especially muscle contraction.

ATP

¹

abbreviation for

1. advanced turboprop
2. Association of Tennis Professionals
3. automatic train protection: a safety system which automatically prevents a train from passing through a stop signal

ATP

²

noun

1. adenosine triphosphate; a nucleotide found in the mitochondria of all plant and animal cells. It is the major source of energy for cellular reactions, this energy being released during its conversion to ADP. Formula: C 10 H 16 N 5 O 13 P 3

ATP

/ ā′tē′pē′ /

1. Short for adenosine triphosphate. An organic compound, C 10 H 16 N 5 O 13 P 3 , that is composed of adenosine and three phosphate groups. It serves as a source of energy for many metabolic processes. ATP releases energy when it is broken down into ADP by hydrolysis during cell metabolism.

ATP

1. A key energy -carrying molecule in biological systems. It is produced in the body through the process of cell respiration and in plants through photosynthesis .

Word History and Origins

Origin of ATP¹

First recorded in 1940–45

Example Sentences

Endeavor also said it is exploring the potential sale of Miami Open and Madrid Open, the ATP Masters 1000 and WTA 1000 tennis tournaments and art organization Frieze.

From Los Angeles Times

At the Belgrade Open, Canada's Denis Shapovalov also ended a long wait for an ATP title by beating Serbia's Hamad Medjedovic in the final.

From BBC

Having described the season as "challenging", Norrie's run to the 15th ATP final of his career is a positive which he will hope to build on going into 2025.

From BBC

It will be the 15th ATP Tour final of Norrie's career and the first since he beat Spanish world number three Carlos Alcaraz in the Rio final in February 2023.

From BBC

Britain's Cameron Norrie will contest his first ATP final since February 2023 as his fine end to the season continued with a straight-set win against Corentin Moutet at the Moselle Open.

From BBC