See Also: Menstruation(medicine)
menstruation(dictionary)
Menstruation(health)
menstruation(encyclopedia)
retained menstruation(medicine)
nonovulational menstruation(medicine)
Anovular menstruation(health)
anovulational menstruation(medicine)
retrograde menstruation(medicine)
menstruation-inducing agents(medicine)

menstruation (iou)



menstruation noun. L18.
[from MENSTRUATE + -ATION.]
The process of discharging blood and other material from the lining of the uterus through the vagina, which occurs in sexually mature women (except during and for a time after pregnancy) normally at intervals of about one lunar month, until the menopause.