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diphosphate

American  
[dahy-fos-feyt] / daɪˈfɒs feɪt /

noun

Chemistry.
  1. a pyrophosphate.

  2. a phosphate containing two phosphate groups.


Etymology

Origin of diphosphate

First recorded in 1820–30; di- 1 + phosphate

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

When an ATP molecule is used, it is stripped of one of its phosphate groups, creating adenosine diphosphate, or ADP.

From Science Magazine • Aug. 22, 2023

When a hormone is not bound to the receptor, the G-protein is inactive and is bound to guanosine diphosphate, or GDP.

From Textbooks • Jun. 9, 2022

So another cycle takes place — a cycle within a cycle: a molecule of ATP gives up one of its phosphate groups and retains only two, becoming a diphosphate molecule, ADP.

From "Silent Spring" by Rachel Carson

It releases one phosphoric acid group very easily and goes over in the diphosphate, ADP, but it can also lose 2 P-groups as pyrophosphoric acid and leave the monophosphate, AMP.

From History of Phosphorus by Farber, Eduard

Harden received it for his research in fermentation, which showed the influence of phosphate, particularly the formation of a hexose diphosphate.

From History of Phosphorus by Farber, Eduard