Noun
a complex carbohydrate found chiefly in seeds, fruits, tubers, roots and stem pith of plants, notably in corn, potatoes, wheat, and rice; an important foodstuff and used otherwise especially in adhesives and as fillers and stiffeners for paper and textiles
Source: WordNet"Amylum" for starch is from the Greek αμυλον, "amylon" which means "not ground at a mill". Source: Internet