amenorrhea
/eɪˌmɛnəˈriə/
noun
- The absence of menstruation (monthly bleeding) in a person who would normally have periods.
- After several months of amenorrhea, she went to see a gynecologist for tests.
- Amenorrhea is a common side effect of some hormonal birth control methods.
- The doctor explained that her amenorrhea might be caused by stress or intense exercise.