1. the abnormal absence or suppression of menstruation
Usage: medical term; also spelled amenorrhoea in British English

Examples

• The athlete's amenorrhea was caused by extreme weight loss and intense training.
• Amenorrhea can result from hormonal imbalances, stress, or certain medical conditions.
• Her doctor investigated the cause of her amenorrhea during the physical examination.
• Pregnancy is one reason for amenorrhea in women of reproductive age.
• Treatment for amenorrhea depends on identifying the underlying cause.