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diphosphoglycerate

American  
[dahy-fos-foh-glis-uh-reyt] / daɪˌfɒs foʊˈglɪs əˌreɪt /

noun

Biochemistry.
  1. an ester of phosphoric acid and glyceric acid that occurs in the blood and that promotes the release of hemoglobin-bound oxygen.


Etymology

Origin of diphosphoglycerate

diphosph(ate) + -o- + glycer(ic acid) + -ate 2