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amylopectin

American  
[am-uh-loh-pek-tin] / ˌæm ə loʊˈpɛk tɪn /

noun

  1. the insoluble or gel component of starch that forms a paste with water, but does not solidify, and that turns red in iodine.


amylopectin British  
/ ˌæmɪləʊˈpɛktɪn /

noun

  1. the major component of starch (about 80 per cent), consisting of branched chains of glucose units. It is insoluble and gives a red-brown colour with iodine Compare amylose

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of amylopectin

First recorded in 1900–05; amylo- + pectin

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Example Sentences

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Starch has amylose and amylopectin that make it more rigid than cellulose.

From Textbooks Jun. 9, 2022

Figure 3.10 Amylose and amylopectin are two different forms of starch.

From Textbooks Jun. 9, 2022

Incidentally, it's this amylopectin — which is also present, albeit in smaller amounts, in bakers — that turns potatoes puréed in a food processor into a gluey mess.

From Los Angeles Times Nov. 21, 2014

These contain more moisture than bakers and are higher in a starch called amylopectin, which holds them together after cooking.

From Los Angeles Times Nov. 21, 2014

Jasmine Thailand's favorite, this aromatic rice has more amylopectin, or sticky starch, than other long-grain rice, so it's moist and tender.

From Time Magazine Archive

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