when a polymer has only one molecular mass. They are typically generated by natural processes.
Of relatively uniform size; said of aerosol suspensions with size variation of less than ±20%. ... (05 Mar 2000) ... 
Type: Term Pronunciation: mon′ō-dis-pĕrs Definitions: 1. Of relatively uniform size; said of aerosol suspensions with size variation of less than ±20%.
monodisperse Characterized by particles of uniform size in a dispersed phase.