di·​sac·​cha·​ride | \ (ˌ)dī-ˈsa-kə-ˌrīd How to pronounce disaccharide (audio) \

Definition of disaccharide

: any of a class of sugars (such as sucrose) that yields on hydrolysis two monosaccharide molecules

Examples of disaccharide in a Sentence

Recent Examples on the Web The second is disaccharides, which are just two of these single sugar molecules linked together: sucrose, or table sugar (glucose + fructose); lactose, or milk sugar (glucose + galactose); and maltose, or malt sugar (glucose + glucose). Carolyn L. Todd, SELF, 24 June 2019 FODMAP stands for fermentable oligosaccharides, disaccharides, monosaccharides, and polyols. Don Rauf, chicagotribune.com, 23 June 2017

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

First Known Use of disaccharide

1864, in the meaning defined above

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The first known use of disaccharide was in 1864

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Cite this Entry

“Disaccharide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/disaccharide. Accessed 16 Oct. 2021.

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More Definitions for disaccharide


di·​sac·​cha·​ride | \ (ˈ)dī-ˈsak-ə-ˌrīd How to pronounce disaccharide (audio) \

Medical Definition of disaccharide

: any of a class of sugars (as sucrose) that on hydrolysis yields two monosaccharide molecules

called also biose, double sugar

More from Merriam-Webster on disaccharide

Britannica.com: Encyclopedia article about disaccharide


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