hemoglobinuria Syllabification: (he·mo·glo·bi·nu·ri·a)Pronunciation: /ˌhēməˌglōbəˈn(y)o͝orēə/ (British haemoglobinuria)Definition of hemoglobinuria noun Medicine excretion of free hemoglobin in the urine. hemoglobinuria in other Oxford dictionaries Definition of hemoglobinuria in the British & World English dictionary