amylopectin
noun
am·y·lo·pec·tin ˌa-mə-lō-ˈpek-tən 
: a component of starch that has a high molecular weight and branched structure and does not tend to gel in aqueous solutions
Example Sentences
Recent Examples on the Web The two main molecules of that starch, a type of carbohydrate, are amylose and amylopectin, deposited in solid granules throughout the plant. 
Washington Post, 18 Dec. 2020
Washington Post, 18 Dec. 2020 Word History
First Known Use
1905, in the meaning defined above
Medical Definition
amylopectin
noun
am·y·lo·pec·tin ˌam-ə-lō-ˈpek-tən
: a component of starch that has a high molecular weight and branched structure and does not tend to gel in aqueous solutions