starch
Americannoun
-
a white, tasteless, solid carbohydrate, (C 6 H 1 0 O5 ) n , occurring in the form of minute granules in the seeds, tubers, and other parts of plants, and forming an important constituent of rice, corn, wheat, beans, potatoes, and many other vegetable foods.
-
a commercial preparation of this substance used to stiffen textile fabrics in laundering.
-
starches, foods rich in natural starch.
-
stiffness or formality, as of manner.
He is so full of starch he can't relax.
-
Informal. physical or mental energy; vigor.
verb (used with object)
-
to stiffen or treat with starch.
-
to make stiff or rigidly formal (sometimes followed byup ).
noun
-
a polysaccharide composed of glucose units that occurs widely in plant tissues in the form of storage granules, consisting of amylose and amylopectin
-
Also called: amylum. a starch obtained from potatoes and some grain: it is fine white powder that forms a translucent viscous solution on boiling with water and is used to stiffen fabric and in many industrial processes
-
any food containing a large amount of starch, such as rice and potatoes
-
stiff or pompous formality of manner or conduct
verb
adjective
-
A carbohydrate that is the chief form of stored energy in plants, especially wheat, corn, rice, and potatoes. Starch is a mixture of two different polysaccharides built out of glucose units, and forms a white, tasteless powder when purified. It is an important source of nutrition and is also used to make adhesives, paper, and textiles.
-
Any of various substances, including natural starch, used to stiffen fabrics.
Other Word Forms
- overstarch verb (used with object)
- overstarched adjective
- starcher noun
- starchless adjective
- starchlike adjective
- unstarched adjective
Etymology
Origin of starch
First recorded in 1375–1425; late Middle English (verb) sterchen originally, “to stiffen,” Old English stercean “to make stiff, strengthen,” derivative of stearc “stiff, firm”; cognate with German stärken “to strengthen”; stark
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
When it had a neatly starched, lace-edged cloth over it, I knew it was cooked food they were sharing with us.
From Literature
![]()
The tools were tested for tiny starch granules left behind when plants were processed for food.
From Science Daily
I could swear I saw a blush spreading like wildfire from out of his starched collar, up his neck, and engulfing his cheeks.
From Literature
![]()
After measuring a sample, staff and volunteers from Ulster Wildlife put the oysters in biodegradable potato starch bags for laying on the seabed.
From BBC
So while tuna, coconut, chili and starch remain the major food groups on local islands, the fridges at private island resorts more closely resemble those of Michelin-starred establishments, anywhere from London to Hong Kong.
From Salon
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.