menstruation

noun

UK/ˌmen.struˈeɪ.ʃᵊn/

US/ˌmen.struˈeɪ.ʃᵊn/

Definitions of menstruation noun

Uncountable
The cyclical shedding of the uterine lining during a woman's menstrual cycle.
- A regular menstruation cycle is an indicator of a woman's reproductive health.
- She missed a few days of work due to severe menstrual cramps.
- Some women experience mood swings during menstruation.