aldolase

noun

: a crystalline enzyme that occurs widely in living systems and catalyzes reversibly the cleavage of a phosphorylated fructose into triose sugars

Examples of aldolase in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Sperm meet the elevated energy demands to attain fertilization competence by increasing flux through aldolase. — Hannah Millington, MSNBC Newsweek, 13 Oct. 2025

Word History

Etymology

aldol + -ase

First Known Use

1940, in the meaning defined above

Time Traveler
The first known use of aldolase was in 1940

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Cite this Entry

“Aldolase.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/aldolase. Accessed 5 Oct. 2026.

Medical Definition

: a crystalline enzyme that occurs widely in living systems and catalyzes reversibly the cleavage of a fructose ester into triose sugars

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