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.
2 a valuable or rare thing. tickets for this match are gold dust. English Collins Dictionary-English Definition & Thesaurus &nbsp. See also: dust bowl, angel dust, bull dust, cosmic dust. turn to dust. turn to dust.exp.nglish Collins Dictionary-English Definition & Thesaurus &nbsp. See also: dust bowl, angel dust, bull dust, cosmic dust. turn to dust. turn to dust.