polysaccharide

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Polysaccharide

Word parts

poly- + saccharide

Noun

Singular polysaccharide

Plural polysaccharides

1. (countable) (biochemistry) A polysaccharide is a complex carbohydrate that is made of many monosaccharide units.

   Cellulose, starches, and complex carbohydrates, such as glycogen, are common polysaccharides in biology.

Related words

• monosaccharide
• disaccharide

Types of sugar

Monosaccharides (C6H12O6) — glucose • fructose • galactose Disaccharides (C12H22O11) — maltose • sucrose • lactose Polysaccharides — starch • cellulose • glycogen