polysaccharide

noun

poly·​sac·​cha·​ride ˌpä-lē-ˈsa-kə-ˌrīd 

: a carbohydrate that can be decomposed by hydrolysis into two or more molecules of monosaccharides

especially : one (such as cellulose, starch, or glycogen) containing many monosaccharide units and marked by complexity

Examples of polysaccharide in a Sentence

Recent Examples on the Web

Chitin, a complex sugar polysaccharide, is converted into its derivative, chitosan. —Alexandra Harrell, Sourcing Journal, 3 Sep. 2019

This is due to compounds like polysaccharides contributing to a healthier gut environment. —Lana Barhum, Verywell Health, 19 Oct. 2024

This duo works to clarify the scalp and cleanse hair while replenishing shine-boosting moisture with marina algae polysaccharides. —Jennifer Hussein, Allure, 9 Oct. 2024

The botanical extracts in this 100% natural-origin formula help both maintain skin’s natural lipid barrier with polysaccharides as well as defend against irritants thanks to extracts from plants native to harsh climates. —Katie Becker, Vogue, 1 Oct. 2024

Word History

Etymology

International Scientific Vocabulary

First Known Use

1892, in the meaning defined above

Kids Definition

polysaccharide

noun

poly·​sac·​cha·​ride ˈpäl-i-ˈsak-ə-ˌrīd 

: a carbohydrate that can be broken down into two or more small sugar molecules

Medical Definition

polysaccharide

noun

poly·​sac·​cha·​ride -ˈsak-ə-ˌrīd 

: a carbohydrate that can be decomposed by hydrolysis into two or more molecules of monosaccharides

especially : one (as cellulose, starch, or glycogen) containing many monosaccharide units and marked by complexity

called also glycan