. "\"The chemical reactions and pathways resulting in the breakdown of oligosaccharides, molecules with between two and (about) 20 monosaccharide residues connected by glycosidic linkages, as carried out by individual cells.\" [GOC:ai]" . . "cellular oligosaccharide catabolic process" . "cellular oligosaccharide breakdown" . "cellular oligosaccharide catabolism" . "cellular oligosaccharide degradation" . . . .