Menstrual (adjective)

1. Relating to the menstrual period.
2. Relating to the shedding of the uterine lining in female mammals.

Origin:

From latin menstrualis, from mensis ("mont.h")

Examples:

1. She was experiencing menstrual cramps.
2. The menstrual cycle is controlled by hormones.
3. The menstrual cycle is usually around 28 days.
4. The menstrual blood is made up of blood and tissue from the lining of the uterus.
5. Some women experience menstrual irregularities during menopause.