aminoglycan metabolic process aminoglycan catabolic process aminoglycan degradation aminoglycan catabolism aminoglycan breakdown The chemical reactions and pathways resulting in the breakdown of aminoglycans, any polymer containing amino groups that consists of more than about 10 monosaccharide residues joined to each other by glycosidic linkages. GO:0006026 biological_process macromolecule catabolic process carbohydrate derivative catabolic process