menstrual period - permalink
- (MEN-stroo-al PEER-ee-od) The periodic discharge of blood and tissue from the uterus. From puberty until menopause, menstruation occurs about every 28 days, but does not occur during pregnancy.
National Cancer Institute - Cite This Source - This Definition - Browse Related Terms: change of life, Menopausal, Menopause, menorrhagia, Menses, menstrual cycle, menstruation, perimenopausal, postmenopausal, premenopausal
