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.
The Dust Bowl, also known as âthe Dirty Thirties,â lasted for about a decade, but its long-term economic impacts on the region lasted much longer. Severe drought hit the Midwest and Southern Great Plains in 1930. Massive dust storms began in 1931.