corn·​starch | \ˈkȯrn-ˌstärch \

Definition of cornstarch 

: starch made from corn and used in foods as a thickening agent, in making corn syrup and sugars, and in the manufacture of adhesives and sizes for paper and textiles

Examples of cornstarch in a Sentence

I used some cornstarch to thicken the gravy.

Recent Examples on the Web

Whisk together vanilla-sugar, salt and cornstarch in a medium bowl, followed by egg whites. Gabriella Gershenson, WSJ, "Is Boston Cream Pie the World’s Most Delicious...Cake?," 9 Nov. 2018 In heavy 2-quart saucepan on medium, heat sugar, butter, cornstarch, 1/4 teaspoon salt, lemon juice and lemon zest to boiling. The Good Housekeeping Test Kitchen, Good Housekeeping, "Sunny-Side-Up Meringues," 17 Mar. 2017 Mix cornstarch with 1 tablespoon cold water and add to juice mixture. House Beautiful, "Carla Hall's Sweet Potato, Apple, and Cranberry Potpie Dessert," 7 Nov. 2012 Toss together apples, blackberries, sugar, cornstarch, lemon zest and juice, and salt in a bowl. Kate Merker, Country Living, "Cast-Iron Apple-Blackberry Crumble with Sour Cream Whip," 13 Aug. 2018 Add to tofu-bean mixture along with cornstarch and stir well to combine. Chris Morocco, Bon Appetit, "Easiest-Ever Grilled Veggie Burgers," 25 June 2018 In a bowl, combine 6 cups of ½-inch pieces of rhubarb, 1 cup sugar, ½ cup brown sugar, ½ cup orange juice, 2 tablespoons cornstarch, 1 teaspoon ground cinnamon and, if desired, ½ teaspoon ground ginger. Susan Selasky, Detroit Free Press, "Rhubarb: How to cook, store, freeze the perfect pie plant," 29 May 2018 Meanwhile, in a small bowl, combine the soy sauce, sugar, pepper, 1 teaspoon cornstarch and 1/4 cup water until smooth. The Good Housekeeping Test Kitchen, Good Housekeeping, "Sweet and Sticky Tofu with Baby Bok Choy," 28 Aug. 2017 Mix 1 cup sugar, the cornstarch, ginger and cinnamon in a large bowl. Woman's Day Kitchen, Woman's Day, "Little Pear-Raspberry Potpies," 13 Jan. 2010

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cornstarch.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of cornstarch

1853, in the meaning defined above

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Last Updated

9 Dec 2018

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Time Traveler for cornstarch

The first known use of cornstarch was in 1853

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More Definitions for cornstarch



English Language Learners Definition of cornstarch

: a fine powder made from corn (sense 1) that is used in cooking especially to make liquids thicker


corn·​starch | \ˈkȯrn-ˌstärch \

Kids Definition of cornstarch

: a fine powder made from corn and used to thicken foods when cooking

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More from Merriam-Webster on cornstarch

Rhyming Dictionary: Words that rhyme with cornstarch

Spanish Central: Translation of cornstarch

Nglish: Translation of cornstarch for Spanish Speakers

Britannica English: Translation of cornstarch for Arabic Speakers Encyclopedia article about cornstarch

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