Starch
Part of speech: noun
Definition: A widely diffused vegetable substance found especially in seeds, bulbs, and tubers, and extracted (as from potatoes, corn, rice, etc.) as a white, glistening, granular or powdery substance, without taste or smell, and giving a very peculiar creaking sound when rubbed between the fingers. It is used as a food, in the production of commercial grape sugar, for stiffening linen in laundries, in making paste, etc. Carbohydrates, as with grain and potato based foods. A stiff, formal manner; formality. Any of various starch-like substances used as a laundry stiffener
Part of speech: verb
Definition: To apply or treat with laundry starch, to create a hard, smooth surface.
Part of speech: adjective
Definition: Stiff; precise; rigid.
Polysaccharide
Part of speech: noun
Definition: A polymer made of many saccharide units linked by glycosidic bonds.