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galactan

American

[guh-lak-tuhn, -tan] / gəˈlæk tən, -tæn /

noun

Biochemistry.

any of the class of hexosans, as agar, that yield galactose upon hydrolysis.

Etymology

Origin of galactan

From German, dating back to 1885–90; see origin at galact-, -ane

Example Sentences

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galactan

Schultze and Maxwell state that raw coffee contains galactan, mannan, and pentosans, the latter present to the extent of 5 percent in raw and 3 percent in roasted coffee.

From All About Coffee by Ukers, William H. (William Harrison)

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023