1. Abnormally heavy or prolonged menstruation; can be a symptom of uterine tumors and can lead to anaemia if prolonged
   "She sought medical attention for her hypermenorrhoea";
   - menorrhagia, hypermenorrhea [N. Amer]

Type of: catamenia, flow, menses, menstruation, menstruum, period, symptom

Encyclopedia: Hypermenorrhoea