[ kawrn-stahrch ]
/ ˈkɔrnˌstɑrtʃ /


a starch or a starchy flour made from corn and used for thickening gravies and sauces, making puddings, etc.


Discover The Influence Of Portuguese On English Via This Quiz!
We’ve gathered some interesting words donated to English from Portuguese … as well as some that just don’t translate at all. Do you know what they mean?
Question 1 of 11
Which of the following bird names traces its immediate origin to Portuguese?

Origin of cornstarch

An Americanism dating back to 1850–55; corn1 + starch
Also called, especially British, corn flour. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for cornstarch

British Dictionary definitions for cornstarch

/ (ˈkɔːnˌstɑːtʃ) /


US and Canadian a fine starchy maize flour, used esp for thickening saucesAlso called (in Britain and certain other countries): cornflour
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