In musical terminology, tempo (time in Italian; plural: tempi) is the speed or pace of a given piece. In classical music, tempo is usually indicated with an instruction at the start of a piece (often using conventional Italian terms). Tempo is usually measured in beats per minute (BPM).
Definition of polysaccharide. : a carbohydrate that can be decomposed by hydrolysis into two or more molecules of monosaccharides; especially : one (as cellulose, starch, or glycogen) containing many monosaccharide units and marked by complexity.
Polysaccharides. Polysaccharides are long chains of monosaccharides linked by glycosidic bonds. Three important polysaccharides, starch, glycogen, and cellulose, are composed of glucose. Starch and glycogen serve as short-term energy stores in plants and animals, respectively.