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polysaccharide
[ pol-ee-sak-uh-rahyd, -rid ]
/ ˌpɒl iˈsæk əˌraɪd, -rɪd /
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noun Chemistry.
a carbohydrate, as starch, inulin, or cellulose, containing more than three monosaccharide units per molecule, the units being attached to each other in the manner of acetals, and therefore capable of hydrolysis by acids or enzymes to monosaccharides.
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Also pol·y·sac·cha·rose [pol-ee-sak-uh-rohs]. /ˌpɒl iˈsæk əˌroʊs/.
Origin of polysaccharide
First recorded in 1890–95; poly- + saccharide
Words nearby polysaccharide
polyptych, polypus, polyrhythm, polyrhythmic, polyribosome, polysaccharide, polysemy, polysepalous, polysome, polysomic, polysomnogram
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use polysaccharide in a sentence
Kelp blades are lined with cells containing sulfated polysaccharides, essentially chains of sugar molecules that give kelp its slimy texture.
How kelp farming is helping revive the economy and ecology of a Long Island bay|Iris M. Crawford / Nexus Media|November 18, 2022|Popular-ScienceIt is a constituent of sucrose, of raffinose, and of the polysaccharide inulin, from which it may be obtained by hydrolysis.
The Chemistry of Plant Life|Roscoe Wilfred Thatcher
British Dictionary definitions for polysaccharide
polysaccharide
polysaccharose (ˌpɒlɪˈsækəˌrəʊz, -ˌrəʊs)
/ (ˌpɒlɪˈsækəˌraɪd, -rɪd) /
noun
any one of a class of carbohydrates whose molecules contain linked monosaccharide units: includes starch, inulin, and cellulose. General formula: (C 6 H 10 O 5) nSee also oligosaccharide
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Scientific definitions for polysaccharide
polysaccharide
[ pŏl′ē-săk′ə-rīd′ ]
Any of a class of carbohydrates that are made of long chains of simple carbohydrates (called monosaccharides). Starch and cellulose are polysaccharides. Compare monosaccharide oligosaccharide.
The American Heritage® Science Dictionary
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