polysaccharide: starch. Storage form of carbohydrate in plants, plants use for energy Mainly in seeds, roots, and tubers-similar in structure to glycogen but fewer branches-potatoes and grains are major sources of starch.
Wiktionary (0.00 / 0 votes) Rate this definition: dustbowl (Noun) An area which abounds in dust and which is very dry. dustbowl (Noun) The central region of the United States during the 1930s. dustbowl (Noun) The 1930s period.
http://www.kansas.com/2010/04/06/1256784/dust-bowl-spread-misery-advanced.html. The years 1934 through 1936 were marked by periods of extreme heat and drought, according to Chance Hayes, warning coordination meteorologist for the National Weather Service in Wichita.