phos·​pho·​enol·​pyr·​uvate ˌfäs-ˌfō-ə-ˌnȯl-pī-ˈrü-ˌvāt How to pronounce phosphoenolpyruvate (audio)
: a salt or ester of phosphoenolpyruvic acid

Example Sentences

Recent Examples on the Web According to Hanson, the key to this remarkable alteration in energy metabolism is the over-expression of the gene for the enzyme phosphoenolpyruvate carboxykinase (PEPCK-C). Bruce Sterling, WIRED, 5 Nov. 2007

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'phosphoenolpyruvate.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1941, in the meaning defined above

Time Traveler
The first known use of phosphoenolpyruvate was in 1941

Dictionary Entries Near phosphoenolpyruvate

Cite this Entry

“Phosphoenolpyruvate.” Dictionary, Merriam-Webster, Accessed 29 Mar. 2023.

Medical Definition


: a salt or ester of phosphoenolpyruvic acid

called also phosphopyruvate

More from Merriam-Webster on phosphoenolpyruvate

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