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.
a person or thing that removes or applies dust. 2. a cloth, brush, etc., for removing dust. 3. a lightweight housecoat. 4. an apparatus or device for sprinkling dust, powder, insecticide, or the like, especially on plants.