galacturonic acid

noun

ga·lact·uron·ic acid gə-ˌlak-tu̇-ˈrä-nik-

-tyu̇-

: a crystalline aldehyde-acid C₆H₁₀O₇ that occurs especially in polymerized form in pectin

Examples of galacturonic acid in a Sentence

Recent Examples on the Web

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All three major types of pectin contain D-galacturonic acid, which is the target for polygalacturonase, the enzyme present in Pectinex Ultra SP-L. —

Ashton Yoon, Discover Magazine, 6 Dec. 2016

Word History

Etymology

galact- + -uronic (after German Galacturonsäure)

First Known Use

1917, in the meaning defined above

Time Traveler

The first known use of galacturonic acid was in 1917

See more words from the same year

Cite this Entry

Style

“Galacturonic acid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/galacturonic%20acid. Accessed 30 Jan. 2025.

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