1. flow of blood from the uterus; occurs at roughly monthly intervals during a woman's reproductive years; [syn: menorrhea, menstrual blood, menstrual flow]
WordNet (r) 3.0 (2006):
menstrual blood
n 1: flow of blood from the uterus; occurs at roughly monthly
intervals during a woman's reproductive years [syn:
menorrhea, menstrual blood, menstrual flow]